{"title":"GCSE Physics","description":null,"products":[{"product_id":"v-log8-usb-bluetooth","title":"V-Log8 USB+ Bluetooth","description":"\u003ch2\u003eA low cost 8 channel remote data logger with 4 built-in sensors.\u003c\/h2\u003e\n\u003cp\u003eWith built-in sensors, USB and Wi-Fi connectivity, V-Log8 offers all the features you need at a ground breaking price!. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2021-03-13_at_2.15.54_PM.png?v=1615616189\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e4 SmartQ sensor inputs\u003c\/li\u003e\n\u003cli\u003e4 Built-In sensors:  Light, Sound, Humidity, Air pressure\u003c\/li\u003e\n\u003cli\u003eLarge graphical display\u003c\/li\u003e\n\u003cli\u003eRemotely record data (14 days)\u003c\/li\u003e\n\u003cli\u003eFast logging mode (50,000 samples per second)\u003c\/li\u003e\n\u003cli\u003eAccurate digital timing mode (4 microseconds)\u003c\/li\u003e\n\u003cli\u003eMultiple stored data sets\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery, USB rechargeable \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm8.staticflickr.com\/7403\/12343223815_1afc8fc57f_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecording and displaying data\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eSnapshot logging mode\u003c\/li\u003e\n\u003cli\u003ePictogram logging mode\u003c\/li\u003e\n\u003cli\u003eMeters display\u003c\/li\u003e\n\u003cli\u003ePictograms\u003c\/li\u003e\n\u003cli\u003eTiming (Light gates)\u003c\/li\u003e\n\u003cli\u003eDirect to computer with EasySense software\u003cbr\u003efor further logging and data analysis\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eV-Log User Guide | Version: 5 \u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/2404-2405-2408-2409_ds133_5_v-log-user_guide.pdf\" load=\"\" down=\"\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23d4e0b8\u0026amp;d=2404-2405-2408-2409_ds133_5_v-log-user_guide\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003ch5\u003eThe software\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eUse the newest \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/easysense2-app\" target=\"_blank\"\u003eEasySense2 App\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/easysense2-app\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/data-harvest-easysense-2-screens.png?v=1615364309\"\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"single","offer_id":43699406209281,"sku":"2410PK","price":3285.0,"currency_code":"HKD","in_stock":false},{"title":"set of 5 with charging tray","offer_id":43699406242049,"sku":"100438","price":16423.0,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/12343223815_1afc8fc57f_m.jpg?v=1615367264"},{"product_id":"lightgate","title":"Light gate \/ Photo gate","description":"\u003ch2\u003eThe Light gate is a digital switch-type sensor most commonly used in timing experiments. \u003c\/h2\u003e\n\u003cp\u003eThe Light Gate has an infrared transmitter and receiver that will detect an object passing through the ‘gate’. They can be used singly or in pairs for time, speed , velocity, acceleration and event monitoring. Designed to work seamlessly with the Data Harvest Dynamics system and timing part of the EasySense software.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e Ideal for all your dynamics \/ mechanics \/ kinematics work.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/nfGW4PEL-WU\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e \u003cspan\u003e1-min Drop and Bubble Counter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/4EE6iaJ4bwA\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e \u003cspan\u003e30-sec Linear momentum - Light gates measuring velocity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/8anBMUK819Q\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e \u003cspan\u003e26-sec Data Harvest Dynamics track - Picket fence measuring gravity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/K9X26IY7wvw\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e \u003cspan\u003e30-sec Data Harvest 2 light gates - Acceleration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/TgTXqz8667k\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e1-min Data Harvest Dynamics system - Light gates with spoked pulley \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/uYm_QvMXpk8\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e40-sec Data Harvest - Dynamics System\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3789\/12290216586_85110434b7_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003eAll timing and basic dynamics work\u003c\/li\u003e\n\u003cli\u003eFree fall\u003c\/li\u003e\n\u003cli\u003eProof of g\u003c\/li\u003e\n\u003cli\u003eDiluted gravity (Galileo’s gravity from slope)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm8.staticflickr.com\/7400\/13578341793_ed8864ef98_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff0000;\"\u003eExtension and advanced ideas:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eTime period of an oscillating body\u003c\/li\u003e\n\u003cli\u003eImpulse (with force sensor)\u003c\/li\u003e\n\u003cli\u003eConservation of energy (momentum)\u003c\/li\u003e\n\u003cli\u003eCentripetal force in a pendulum\u003c\/li\u003e\n\u003cli\u003eMuscle fatigue\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cp\u003e1x Light Gate\u003cbr\u003e1 x Metal Rod\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3250_ds054_4_light_gate.pdf\" download\u003e Download\u003c\/a\u003e Light Gate Sensor Manual oc No.: DS054 | Issue: 4\n\u003c\/p\u003e\n\u003ciframe allowfullscreen=\"true\" style=\"border:none;width:100%;height:326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23bcbcbc\u0026amp;d=3250_ds054_4_light_gate\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Light Gate is supplied with a steel mounting rod which can be screwed into the base or side of the Light Gate and clamped into a suitable holding device. A red On\/Off indicator will light when the infrared beam is blocked. When used in a non-Timing mode e.g. Graph, the Light Gate can be used to mark an event on a graph and the length of the interrupt can be used to determine velocity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInfrared source: Peak at 880nm\u003c\/li\u003e\n\u003cli\u003eResponse time: Less than 5 microseconds\u003c\/li\u003e\n\u003cli\u003eTiming Resolution: 10s\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e Biology\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/biology_l3_73-50_compact.jpg?v=1490452281\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eMuscle fatigue (Light gates) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA simple but fun activity to show tiring in muscle systems\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics \u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_18-50_6eff91a9-a543-4722-a860-8c761aa14fc4_compact.jpg?v=1490452384\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eDynamic friction (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHow does friction affect the motion of an object? can you measure it?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMeasuring speed on a runway (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to show how timing cards and light gates are used for calculation of speed \/ velocity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAverage speed \/ velocity (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eLight gates are used to measure the time form A to B, the students calculate velocity. Good trainer for the basic calculation of velocity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does the angle of a slope affect velocity? (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is an introduction to the use of a single Light gate to measure speed. The investigation can be analysed at a number of levels. Able students will be expected to create a mathematical relationship between the angle of the slope and the velocity\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eManual calculation of acceleration (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eAcceleration is the change in velocity over time. Use light gates to collect the data and then manually calculate the acceleration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStreamlining (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eAir resistance is a force that pushes against objects when they are moving through the air. It is a kind of frictional force because it tries to slow objects down. It is also called drag, streamlining attempts to reduce drag. the practical uses a more dense medium than air to help vis\u003c\/span\u003e\u003cspan\u003eualise the effect of streamlining. Light gates measure the time between two points.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpeed \/ velocity of a cart on dynamics ramp (using the motion sensor) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/motion-forces-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) Motion \u0026amp; Forces eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, you will measure the speed of the cart, after starting it moving at different points along the track.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does the angle of a slope affect velocity. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eCreate a mathematical relationship between the angle of slope and the speed \/ velocity \/ Acceleration. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDoes the mass of a cart change its velocity? (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eIn many respects this is a “trick” investigation. The mass on the cart should not have any effect on the speed of the cart, Galilleo and dropped objects at Pisa proves this!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAverage velocity and speed (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, the students will measure the speed between two points. They should be encouraged to make the connection between the time passed and distance travelled. Data is additionally collected to show the initial and the final velocity of the cart, Acceleration could be introduced. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalculated acceleration (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAcceleration is the change in velocity over time.This practical exercise uses light gates to collect velocity data, the student then plugs the numbers into the acceleration equation to calculate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAcceleration from a single intterupt card, software (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eUses a single interrupt card and two light gates to calculate acceleration, The software does the calculation freeing time up to investigate acceleration \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAcceleration calculated from a double interrupt card (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eA double interrupt card produces two velocity values at a singge light gate. The software calculates acceleration at a point (the light gate), tow acceleration values can be found.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAcceleration at two points on a slope (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAcceleration is the change in velocity over time. In this investigation the students will run a cart down an incline and let the software calculate and display the acceleration at 2 places. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMeasuring the velocity of a cart with light gates. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eIf the light gates show the time they are in the \"off\" state students can extract the data to produce velocity and acceleration. Once mastered the method will allow multiple light gates to be used or or other sensors (e.g. force) to be used with timing practicals. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMotion on a slope Spoked Pulley (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eUse the spoked pulley attachment to produce a time distance graph with a light gate. Convert distance data to velocity or acceleration at a \"click\". Use gradient tool to show relationship between time distance and velocity or time velocity and acceleration\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePeriod of a pendulum vs length (alternative using Rotary motion sensor) (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAn alternative to measuring the period of a pendulum. Simple apparatus to record the \"swing\" directly. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePendulum, period and amplitude (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative method to study the relationship between amplitude and period in pendulum. Uses a light gate to time the period.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMeasure gravity from a cart moving on a slope (diluted gravity) (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eGalileo realised that objects of different mass fall, under gravity, with the same acceleration. This is a re working of his experiments where he diluted gravity to compensate for poor timing apparatus. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeavy and light masses falling (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eClassic study, does mass change how quickly something falls? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePicket fence (multiple stripe interrupt card) and acceleration due to gravity. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eThe purpose of this experiment is to measure the acceleration due to gravity by measuring the time of fall of a “picket fence” dropped through a Light Gate. Data collected can show the relationship between distance-time, velocity and acceleration. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBalanced forces (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eMotion takes place because the forces acting on the object are unbalanced. What happens to the motion of a cart when the forces are balanced and unbalanced?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eNewton's second Law (Using two light gates and average acceleration A to B) (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eA pair of light gates are used to find the average acceleration from A to B in this classic study of Newton's second law. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eNewton's second law (using a single light gate and a double interrupt card) (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eClassic study of Newton's second law using a light gate and a double interrupt card to find the acceleration at A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003cstrong\u003eNewtons Second Law Spoked Pulley (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe condition for staying still or moving with a uniform velocity is that there is no resultant force acting on a body. Common experience tells us that objects at rest do not move unless a force is applied to them. The force that produces motion is the\u003c\/span\u003e\u003cspan\u003e ..\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAtwood's machines Newtons second law. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAtwood’s machine provides a simple and economical way of testing Newton’s 2nd Law. It is two masses hanging either side of a free running pulley. The accelerating force is the difference between the weights of the two masses. Using a light gate and a spoked pulley wheel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAtwood's Machine Newtons second law (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eAtwood’s machine provides a simple and economical way of testing Newton’s 2nd Law. It is two masses hanging either side of a free running pulley. The accelerating force is the difference between the weights of the two masses.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConservation of linear momentum (two light gates). (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eLight gates will be used to measure the velocity of carts before and after they collide. The total momentum before and after the collision can then be calculated and compared. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConservation of linear momentum (Software calculates) (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eUse two light gates to find the velocity, energy and momentum of carts before and after collision. The software uses a built in function to calculate the values, freeing time for investigation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExplosions and recoil (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eMagnets are used to repel two carts.momentum, impulse are calculated and compared. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003cstrong\u003eImpulse and crumple zones (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA practical to measure impulse and to apply knowledge practically to make a safer car or better train buffers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy 30 mph? (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eThis is a supplemental piece of work to go with the impulse investigation. It attempts to give a reason for the crumple zones by considering the forces that would act upon a pedestrian in vehicle – pedestrian collision, and how the forces could be attenuated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBungee jump - impulse and change in momentum. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eExtension of simple monitor of forces in bungee jump. Addition of a light gate gives the additional information to calculate velocity and impulse.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCentripetal force in a pendulum. (Physics (14-18) Motion \u0026amp; Forces eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment measures the centripetal force acting on the bob of a pendulum, and the speed of the bob. The force in the pendulum is measured continuously, and the speed of the bob is measured as it passes through the mid point of the oscillation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eLenz's Law (velocity of magnet vs induced current) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003einvestigates the relationship between the speed of the moving magnet and the induced current in a coil.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience in sports\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_203a-50_compact.jpg?v=1490453801\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWho won (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this experiment, the students will measure the speed between two points, the start and the finish. It is a model of how timing and speed sensors work and can be used in sport.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMuscle fatigue (light gates) (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMuscle fatigue is a big problem for any spotsperson. How do we recognise it? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReducing impact (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation allows the students to measure the forces in an impact and design solutions to reduce the maximum force and extend the time the force is present, both desirable outcomes if you are to reduce damage or potential for damage. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReducing the impact (accelerometer) (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation allows the students to measure the forces in an impact and design solutions to reduce the maximum force and extend the time the force is present. Good for understanding the need for the correct foot ware landing platform etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMaking the landing safe (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA mini project to design a landing surface that keeps the athlete safe after landing from a height or at speed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStreamlining - reducing air \/ water friction (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMeasuring air resistance can be difficult in a class or laboratory, fortunately the same drag is experienced when objects move through liquids (e.g. water). Water is much denser than air, so the effects of drag are magnified. a chance to play around with how shape can reduce friction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCan I improve my putting (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003ePractice your technique against a \"best profile\" get the muscle memory developed. Model of how technology can act as the third coach. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCan I measure my performance (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eCan you record what you are doing for later analysis? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work \u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_01-50_compact.jpg?v=1490454008\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy 30 mph (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAn exercise to show how energy and speed are linked. That difference between 30 and 35 mph really is the differnce between life and death.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMake a safe car (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an activity to involve the students in making a safer car, and understanding the role of the modern cars crumple zones. \u003c\/span\u003e\u003c\/p\u003e\n\n","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16612017540,"sku":"3250","price":649.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/light-gate-students.jpg?v=1616298921"},{"product_id":"temperature-sensor","title":"Temperature Sensor","description":"\u003ch2\u003eAn ideal replacement for a standard glass thermometer with the added advantage of recording temperature changes over time.v\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMeasuring Temperature  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe sensor is a thermistor encased in a high quality stainless steel tube. The steel tube has high heat conductivity making it responsive to temperature changes. The stainless steel tube provides a high level of corrosion and chemical resistance making it suitable for use with experiments in chemistry, biology, physics, earth and environmental science\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xLRiKGx2Jv8\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 53-second overview \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePractical Teaching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Temperature Sensor is the most popular sensor in the SmartQ range and can be used to investigate a number of scientific experiments such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStudy freezing, boiling points and cooling rates\u003c\/li\u003e\n\u003cli\u003eCalorimetry, monitoring endothermic and exothermic reactions\u003c\/li\u003e\n\u003cli\u003eEvaporation, radiation, conduction and convection investigations\u003c\/li\u003e\n\u003cli\u003eGreenhouse effect\u003c\/li\u003e\n\u003cli\u003eInsolation (temperature vs. light)\u003c\/li\u003e\n\u003cli\u003eThermo-titration\u003c\/li\u003e\n\u003cli\u003eInsulation investigations\u003c\/li\u003e\n\u003cli\u003eLong term monitoring of an environment\u003c\/li\u003e\n\u003cli\u003eRiver and pond studies\u003c\/li\u003e\n\u003cli\u003eAbsorption of energy\u003c\/li\u003e\n\u003cli\u003eSolar energy\u003c\/li\u003e\n\u003cli\u003eEnergy content of food \u0026amp; fuels\u003c\/li\u003e\n\u003cli\u003eChange of state\u003c\/li\u003e\n\u003cli\u003eNeutralisation reactions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/3100_ds023_5_temperature.pdf\"\u003eDownloads\u003c\/a\u003e Temperature Sensor Manual Doc No.: DS023 | Issue: 5\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23f4fcf4\u0026amp;d=3100_ds023_5_temperature\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e2, Centigrade or Fahrenheit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCentigrade\u003c\/th\u003e\n\u003ctd\u003e-30°C to +110°C (Resolution 0.1°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFahrenheit\u003c\/th\u003e\n\u003ctd\u003e-22°F to 230°F (Resolution 0.1°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAccuracy\u003c\/th\u003e\n\u003ctd\u003e± 0.3°C (±0.5°F) at 0 - 70°C, rising to ± 0.6°C (±1.1°F) at extremes of range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTube diameter\u003c\/th\u003e\n\u003ctd\u003e3mm x 200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePVC cable insulation working range\u003c\/th\u003e\n\u003ctd\u003e-10 – 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eBiology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/biology_l3_04-50_compact.jpg?v=1493993593\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eFood as Fuel (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-11-14-ebook\" target=\"_blank\"\u003eBiology (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this investigation varieties of the same class of food are burnt and used to heat water. A simple calculation is provided to convert the energy value of food into an amount of exercise (steps per calorie). Good for illustrating how energy intake and activity link to body mass and weight control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFood Fuels (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation food is burnt and used to heat water. A simple calculation is provided for transferring the energy value of food into an amount of exercise ratio. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOxygen Uptake in living organisms. (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eA good demonstration practical to show that oxygen is consumed by living things. Uses an oxygen sensor to measure change in oxygen levels around an organism \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCO2 from respiration. (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eDemonstration activity to show carbon dioxide production from yeast as a model of respiration. Conditions around the yeast can be changed to show effect of temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRespiring peas (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eClassic experiment using germinating peas in controlled conditions to measure and show respiration as a living process. Be prepared for the surprise reveal that data logging introduces. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePlant growth (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003ePhotosynthesis produces the food for plant growth, If this is true then a plant in good light will show growth. The worksheet outlines a method to measure plant growth as an increase in height over time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRegulation of Body Temperature (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eUse temperature sensors to measure the environment and skin temperatures. By changing the conditions around the hand and measuring temperature differences we start to see how the body controls temperature. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSweating and Cooling (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eLooks at how water evaporation promotes skin cooling and temperature control. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHuddling (penguins) (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eReworking of a classic experiment. Test tubes model penguins huddling for warmth in the long antarctic winter. The logger allows constant monitoring of the heat loss. More thinking about heat loss and survival and less about collecting data and drawing graphs. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMonitoring the environment (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eData loggers are an excellent silent witness. Let you imagination flow and set up a 24 hour or longer monitor of an environment. Do birds really sing when it gets light? Is the dead of night really silent? When is the hottest time of day? An outline method and advice for setting up a long term monitor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOsmosis (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eA data logging variation of a study into osmosis using visking tubing \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eOxygen Uptake (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eAn Oxygen sensor and Temperature sensor are used to observe changing levels of oxygen in a closed chamber containing an animal(s) or a micro-organism. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMeasuring CO2 from organisms (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA data logging version of the classic lime water demonstration to show that carbon dioxide is produced by living organisms. Uses yeast. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRespiration with germinating peas (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003ePlacing peas into thermos flasks to show respiration has been a basic of biology for generations. With datalogging you can reveal a deeper secret to the experiment. Follow the whole process of changes to the peas over time. The experiment also forms a key indicator in the search for extra terrestrial life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRespiration with yeast (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe rate of respiration is temperature dependant. This set up gives a basic method to study the effect of temperature on respiratory activity. Could be used to introduce the advantage of warmblood to an organism\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePlant growth (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eWe teach the idea that photosynthesis powers a plants growth and development, but plant growth is too slow for the pace of modern teaching. Using a data logger allows you to monitor changes over the longer time that is required to see any growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eRegulation of body temperature (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is quite a complex set of experiments; it is about comparing results from many smaller experiments to develop an idea of body heat control. Good for analysis of data.This investigation uses Temperature sensors to compare skin temperature under different environmental conditions. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSweating (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA simple model of the sweating process and how effective the evaporation of water is at cooling. A water soaked cloth will be used to represent the sweaty skin of an animal and a test tube of water will represent the animals body. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHuddling (penguins) (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMust be one of the most common practicals in biology! Use data logging to breathe new life into this practical. Models penguins huddling and the link between size and availability of resources to the cell (volume to surface area).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMonitor an environment (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUse a data logger to record the changes in a location over an extended time. Choice of sensors is up to the user, obvious sensors to use would be humidity, temperature, light and sound. Study when birds start singing - at dawn or just before, when is it coldest? is it darkest before the dawn?..... \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTemperature vs. Infra red (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eNon contact thermometers are frequently used by medical personnel. This activity shows how the link between temperature and infra red is made. Students can make their own thermometer from the infra red sensor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and photosynthesis (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUse a light sensor and a pH sensor to measure changes in photosynthetic activity in pondweed over a time. The pH measures CO2 indirectly as changes in acidity due to changes in dissolved CO2\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePhotosynthesis and Respiration (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMeasures changes in Oxygen, CO2 and light around pondweed. Shows that changes in CO2 are linked to changes in light and oxygen, connecting respiration (use of Oxygen, production of CO2) to photosynthesis (use of CO2, production of oxygen) in a single activity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiurnal variations In tree trunk (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUses a force, light and temperature sensors to measure the effect of transpiration and photosynthesis on the trunk circumference of a tree in leaf. Excellent for data analysis exercise \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGreenhouse Effect - a simple model (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA very simple model of the greenhouse effect. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat transfer Co Co Flow exchange (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMany students find the idea of the counter flow exchange mechanism in biological systems very abstract. This exercise attempts to provide a model that the student can use and investigate counterflow. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eChemistry\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_01-50_compact.jpg?v=1493994348\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eBoiling water and pressure (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-age-11-14-ebook\" target=\"_blank\"\u003eChemistry (11 -14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHow does the pressure over water change its boiling point.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBoiling water and more heat (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eRoaring bunsens make hotter water, or do they? A proof that boiling water cannot be made hotter, a lesson in energy conservation?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDoes salt really change the boiling point of water? (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eA common wisdom is that salt raises the boiling point , but by how much? and why? and what does it all mean?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReaction betwee chemicals from home (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation shows the reaction of an acid with a carbonate - carbon dioxide gas is released as bubbles. You could use this as an opportunity to show that a characteristic of carbonates is the production of CO2 when reacted with an acid.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot and cold reactions (simple calorimetry) (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eA very simple calorimeter can be made by using a polystyrene cup with a lid inside a beaker. The reaction takes place in the water (of the citric acid solution) to make sure all the heat from the reaction is captured. Good practical to introduce data logging in chemistry. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDoes mass change in a reaction? (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is a very simple experiment to show that mass is maintained when a reaction takes place. Many people are convinced that more can be created than is present at the beginning. Laws of chemistry and physics tell us that you cannot create something from nothing. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMass loss with marble chips to follow a reaction. (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eCarbonates react with acids to release CO2 gas. In an open system the CO2 is free to disperse creating a mass loss. An electronic balance can record this loss over time. Test surface area and rate of reaction with this practical.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDissolving salt and sugar (ionic and polar) (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will do a very simple experiment, take some water and measure its temperature, add some salt and record any temperature changes that take place. A comparison can be made to dissolving sugar; does it behave in the same way? what does it tell us? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat of vaporisation of a liquid (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eThe heat of vaporisation of a liquid is the energy in joules needed to convert one gram of a liquid into 1 gram of vapour. In this experiment the energy used in converting the liquid to a gas is seen as a drop in temperature. No measurement of the quantity of energy is described, just the relative comparison.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHydrogen bonding (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation studies the temperature changes caused by evaporation. The temperature changes are then related back to the structure of the compounds and the intermolecular forces that may be present.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMass loss with burning (Chemistry (11 -14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an alternative approach to the energy in a fuel experiment. The mass of the burner is recorded as the temperature is recorded. There should be a good match between heat produced and fuel burnt, i.e. the same amount of heat is produced for the same amount of fuel. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eBurning fossil fuels (combustion) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eIn this investigation a Humidity, Oxygen and Temperature sensor are used to measure the changes in the air surrounding a burning candle \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eComparing fuels (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation different fuels are burnt and used to heat water. The collected data is used to find the minimum and maximum temperature. increase in accuracy over standard thermometers and a good introductory activity for data logging.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDisplacement reaction (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMetals can be put into an order of reactivity. A metal higher than another in the reactivity series can displace a metal below it from a solution of its salt. Measures temperature change s an indicator of the displacement reaction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot and cold reactions (exo-, endothermic reactions) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA very simple calorimeter can be made using a polystyrene cup with a lid inside a beaker. The reaction being studied takes place in the solution contained within the cup. Recording the data electronically allows the highest temperature to be captured giving an increase in accuracy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalorimetry an exothermic study. (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMagnesium and hydrochloric acid are suggested for this practical to measure the energy changes in an exothermic reaction. Electronic collection of data and low thermal mass of temperature sensor give an increase in accuracy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalorimetry an endothermic study. (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eCitric acid and bicarbonate are used to study a reaction that takes energy from the environment. The low thermal mass of the temperature sensor and the electronic collection of data give an increase in accuracy.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHess law via sodium hydroxide hydrochloric acid reaction. (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIf no thermo chemical data is available for a particular reaction or the reaction is considered to be too dangerous to make in one step, the enthalpy change can still be predicted by calculation. Hess found that whatever the route taken to make a product the nett energy change was the same. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat of combustion of magnesium (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eAn illustration of Hess's law.Multi step reactions are monitored and the energy changes calculated to be used to calculate the heat of combustion of magnesium in oxygen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMolar heat of solution (sodium chloride) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eWhen salt dissolves it must first dissociate into a sodium ion and a chloride ion and break down the crystal structure of the solid salt: This requires energy, which absorbs heat from the system, the temperature change as known quantity of salt is dissolved into a known volume of water allows the molar heat of solution to be calculated \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eA chemical reaction using two chemicals found in the home. (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation studies the reaction of an acid with a carbonate - carbon dioxide gas is released as bubbles. Additional measurement of change in pH and temperature are monitored in real time by the sensors. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eChange of state (solid to liquid) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eStudy the temperature changes as water changes from its solid (ice) state to liquid state\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eChange of state (liquid to gas) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation demonstrates what happens when water changes state from liquid to gas. Measures the temperature as the state changes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat of fusion of ice (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment the students will quantify the amount of energy needed to convert 1gram of ice into water. The addition of ice to warm water allows us to measure the heat loss (energy transfer) from the water to the ice. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHydrogen bonding (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation studies the temperature changes cause by evaporation. The temperature changes are then related back to the structure of the compounds and the intermolecular forces that may be present. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat of vaporisation of a liquid (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe heat of vapourisation of a liquid is the energy in joules needed to convert one gram of the liquid into 1 gram of vapour. In this experiment the energy use in converting the liquid to a gas is seen as a drop in temperature. No measurement of the quantity of energy is made\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCharles law (pressure volume) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eFor a fixed mass of gas at constant pressure the volume is proportional to the temperature.The relationship between gas volume and temperature is studied in this investigation. The plot of the data as an x – y plot shows the linear nature of the relationship \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEstimation of absolute zero (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe ideal gas laws tell us that if we keep reducing the temperature of a gas then there will come point when the gas occupies no volume and has no pressure. Uses a constant volume, pressure sensor and temperature sensor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDetermination of \"R\", the gas constant (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation the gas constant R will be calculated. The calculation uses values of pressure from a known volume and mass of carbon dioxide. As the mass of CO2 is known the number of moles can be calculated\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDaltons partial pressure (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003ePartial pressures can cause problems with many students. This investigation gives a simple demonstration of the principles of partial pressures.Uses combustion and removal of resultant CO2. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMolar mass of volatile liquid (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe ideal gas law allows us to calculate the molar mass of a gas if we know the volume, pressure and mass. In this investigation acetone is used as it can be made to pass from a liquid to a gas phase at near to room temperatures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDetermination of N for a chemical reaction (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment provides the data for students to calculate n for a reaction. This is an application of the gas laws pV = nRT. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eThermometric titration (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe reaction between hydrochloric acid and sodium hydroxides is exothermic.Temperature change with addition of the titrant gives an alternative to a pH titration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_01-50_compact.jpg?v=1494000096\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eComparing fuels (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this investigation different fuels are burnt and used to heat water. It is a very simple investigation to perform, but it contains a lot of important ideas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot water from sun (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an open ended investigation that allows the students to make and develop a simple solar water \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEnergy and heat (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eAn exercise to challenge the idea that heat and temperature are the same thing! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eThe Coffee problem, cold to hot ,or hot to cold? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis is a classic problem. A simple search on the internet will reveal countless variations of the same experiment and as many explanations many of them requiring a good understanding of quantum physics! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCooling by evaporation (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe evaporation of a liquid absorbs energy from the surroundings. The absorption of energy will cause a drop in temperature. The temperature sensors will measure the fall in temperature as the liquid evaporates from the soaked cotton wool attached to the sensor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSweating and cooling (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAn application of temperature reduction by evaporation. How does sweating keep you cool? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCooling substances (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCooling, changes of state and definition of freezing. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eIgneous rocks (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA simple model of crystallization in cooling liquids. In Earth sciences the size of the crystals in rock samples is used as a measure of how quickly they cooled and is believed therefore to give an insight into the forces at work \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHeat transfer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eRadiation, convection, conduction and paint colour! how do they affect heat loss and temperature change? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLeslie's cube (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe Scottish scientist Leslie studied how the loss of energy from a surface was influenced by the texture and colour of the surface. Anecdotal evidence suggests that dark clothing makes you feel hotter in summer. Is there any supportive science for this belief? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTemperature Vs Infra red (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003ehow does the infra red emitted from a hot body relate to the temperature? can you make a non contact thermometer? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat type of surface absorbs radiant energy? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation encourages the student to think about how surfaces absorb and re-radiate heat energy. Many students hold the belief that a white surface will absorb and radiate the least heat. In the investigation, this assumption is challenged and tested. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy insulate? Hotter houses for less energy. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eTo keep houses warm in winter or cool in the summer we need to hold the temperature inside the house different too the temperature outside. A practical to model heat lose and gain from a house. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConduction and convection in gases (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment uses the temperature difference between two temperature sensors to determine the effect of conduction and convection on heat transfer within a gas. Why are light bulbs filled with argon? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConduction and convection in liquids (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment uses the temperature difference between two temperature sensors to determine the effect of conduction and convection on heat transfer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eConduction and convection in solids (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment students will be able to compare the ability of aluminium (or any convenient thin metal bar) to transfer heat by conduction and convection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhich metal is the best conductor of heat? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eMeasure the temperature along different metal rods connected to a common heat source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhich material is the best absorber of heat? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003evariation of the Leslie's cube investigation. Does it really matter what colour clothes you wear in the summer or winter? or even will the colour of a car keep it cooler?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eU Values - how heat is lost from buildings. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will be of use to show how insulation of a house can reduce heat loss (or heat gain) and therefore save money and energy. Many of the principles shown will apply to other areas where heat loss is to be controlled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAngle and insolation (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation will make use of a Heat Flow sensor, this measures the energy output from a surface. The investigation will let the sun heat up a metal plate facing the sun, the heat being radiated off the back surface of the plate will be recorded by the sensor. Find the best angle for maximum solar input. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eAngle and insolation (using artificial light source) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation will make use of a Heat Flow sensor, this measures the energy output from a surface. The investigation will let the sun heat up a metal plate facing the sun, the heat being radiated off the back surface of the plate will be recorded by the sensor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eAn estimation of absolute zero using pressure and temperature changes of a gas (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThe investigation attempts to find this point by measuring the pressure of a gas at different temperatures in a fixed volume device. Plotting temperature vs. pressure will allow us to extrapolate the data line back to intercept the temperature axis, The temperature at which the gas occupies no volume is absolute zero.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eCharles' Law (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA study of the relationship between gas volume and temperature. while we use a contained system to hold the gas ( a gas syringe) the pressure is allowed to stay constant with any temperature change.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience in Sport\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_408-50_32201271-f6e9-4b63-b586-9c0073b110dd_compact.jpg?v=1494004190\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eUnderstanding my diet (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDiets are not just fads for keeping a body shape to an ideal image. In sport the correct diet can be vital for success. A introductory activity into how science can analyse a diet.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSweating and cooling (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation presents a simple model of the sweating process and shows how effective the evaporation of water is at producing cooling. Understanding the mechanism of sweating in heat control can help you understand the best way to control the problem of overheating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSticky Shoes - friction and grip (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is a simple investigation that can be used to teach friction, sports science (choice of equipment) and scientific method (identifying variables and controlling them) on an everyday item. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_07-50_4f055dbb-d80d-407a-8cbe-b6b96ec4e320_compact.jpg?v=1494004386\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInsulating houses (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this experiment you will investigate how energy loss from enclosed spaces can be reduced. A project based investigation, can you make a cosy house?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFood as fuels (energy in diet) (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation varieties of the same type of food are burnt and used to heat water. A simple calculation is provided for transferring the energy value of food into an amount of exercise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSticky shoes (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eHow can friction influence the type of shoe you wear. Are tennis shoes really only for tennis?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does infra red and temperature link? (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003emake a non contact thermometer from an infra red sensor\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGreenhouse effect (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment attempts to demonstrate the ability of carbon dioxide to capture heat. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSolar waterboilers (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an open ended investigation that allows the students to make and develop a simple solar water heater. It is not anticipated that a complex heater will be created; indeed they do not need to be very complex \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat is the boiling point of water? (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment the students are challenged by the idea of a constant value that can change. The boiling point of water is widely accepted as 100C, what is often ignored is that this only holds true if the pressure is 1 Atmosphere (101.325 kPa ). What happens if you put a lid on the pan or you live half way up a mountain? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\" class=\"row\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16643488964,"sku":"3100","price":539.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/13754839145_d3d63990fe_m_d.jpg?v=1616221992"},{"product_id":"voltage-differential-20v","title":"Voltage - Differential 20V","description":"\u003ch3\u003eMonitor voltage over a fast short or long slow period of time in addition to spot measurements. \u003c\/h3\u003e\n\u003cp\u003e \u003ciframe width=\"300\" height=\"169\" src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 53-sec capacitor - charge \u0026amp; discharge\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIntroductory electricity\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSimple series and parallel circuits\u003c\/li\u003e\n\u003cli\u003eStartup of a filament lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eInduction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of components\u003c\/li\u003e\n\u003cli\u003eVoltage and homemade sensors\u003c\/li\u003e\n\u003cli\u003eDynamo effect\u003c\/li\u003e\n\u003cli\u003eTime constant, charge discharge of a capacitor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e±20 V (Resolution 10 mV) \u003cbr\u003eMaximum Voltage ±27 V, Impedance 1 Meg ohm\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\n\u003cp\u003eVoltage sensors measure the potential difference between the ends of an electrical component and are connected in parallel. They can be used to measure both DC and low-voltage AC circuits. They should never be used with high voltages or household AC. The 4 mm plugs attach to most standard school’s electronics kits and power supplies.\u003c\/p\u003e\n\u003cp\u003eA Voltage Sensor can be used in conjunction with a Current Sensor. Batteries are the first choice as the source of energy. An alternative is to use a fully isolated mains power supply with a regulated DC output (smoothed and fully rectified).\u003c\/p\u003e\n\u003cp\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC, this sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePhysics \u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_02-50_compact.jpg?v=1491176880\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectricity from water power (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eUse a simple water wheel to make electricity via generator. Monitor the voltage and or current over time against other variables e.g. flow, fall height etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and voltage (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigations with simple solar cells. Voltage produced, current, effect of light intensity, insolation angle etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage in a series circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis one of a series of investigations into current in a circuit. This part requires additional lamps and or cells to be added and the changes measured. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple (revision) exercise to see how the number of cells in circuit changes the current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative exercise using snapshot to collect data instead of reading values off a meters screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSimple series circuits (lamp resistors) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe effect of a component offering electrical resistance in circuit is revised.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms Law (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA study of Ohm's law for resistors. Collects data graphically against time to allow the students to change plot to voltage vs current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms law current vs voltage plot (34a) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eActivity set up to let the software plot voltage vs current directly. Opens the possibility of more investigation of the relationship between voltage and current and the type of resistance. Resistance can also be calculated and plotted. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (LED, resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCreate voltage current curves for LED, resistor and filament lamp. This worksheet assumes all three curves in one teaching session. 35a and 35b restrict to fewer devices per session. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSpecific worksheet to produce voltage current curves for a resistor and filament lamp (ohmic and non ohmic resistance)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCapacitors: charge stored. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCollect voltage and current data during a capacitor charge and discharge cycle. Use built in tools to find the energy transferred and stored. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor \/ generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe efficiency of a motor \/ generator is determined. This worksheets has details of the motor and generator calculations and method \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eDetermines the efficiency of a generator. Uses a falling mass as the energy source and records voltage and current to produce power curves. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003euses a known mass lifted through a known distance compared to the power required by a motor to lift the mass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of a transformer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple experiment to measure volts in and volts out. Data collected can be used to show phase match \/ difference and power in and power out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiodes: ac rectification (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation, you will find out how diodes are used as rectifiers, and learn about the basic circuits in use in rectifier circuits. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiodes ac bridge rectification (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003ediscover and investigate how diodes are used as rectifiers, and learn about the basic circuits in use in rectifier circuits. Conversion of an ac current to dc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInput characteristic of a transistor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation is going to study the input characteristics of the transistor across the B–E terminals by applying an alternating voltage, and measuring the voltage across and the current flowing through the B-E junction. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTransistor as a switch and current amplifier (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will show the students that, 1. The base voltage controls the collector emitter current. 2. A small change in the base voltage causes a large change in the collector voltage. 3. The use of this change in the collector voltage to provide switching. Amplification of current is also considered. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReactance and phase in a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eYou are going to measure the current through and voltage across the capacitor at different frequencies. From the data, you will calculate the reactance Xc of the capacitor at different frequencies. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eImpedance and phase difference with frequency (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigate how, in a series C-R circuit, resistance and capacitance combine to affect the flow of an ac current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eL-R circuits: How does Impendance change with frequency? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation will show: 1. How impedance of a series l-R circuit increases with frequency. 2. The formula for calculating impedance of a series L-R circuit \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eResonance In an LCR circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eTo find the frequency at which the impedance becomes purely resistive - the resonant frequency. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_41e5fac5-1314-488c-af7b-aae520c6e177_compact.jpg?v=1491282350\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMp3 (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this activity the role of the number of samples in collected data is considered using the problem of sound quality in MP3 players as the stimulus. The change in the information in the data files created is easily seen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectric from sunlight (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will take a small solar panel and investigate how much light is needed to make electricity. The quantity of electricity produced will be measured as its voltage. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy is electric ac (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC). \u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16643521220,"sku":"3160","price":627.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/voltage-sensors-in-circuit-2.jpg?v=1616222919"},{"product_id":"current-100ma","title":"Current - 100mA","description":"\u003ch3\u003e\u003cspan\u003e+\/- 100mA low range, high resolution current sensor for d.c. and low-voltage a.c. measurements. Use in conjunction with voltage sensors to investigate Ohm’s law, power and circuits.    \u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe width=\"300\" height=\"169\" src=\"https:\/\/www.youtube.com\/embed\/CvLZnkRhYbc\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e28 -sec Change in magnetic field and induced current\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe width=\"300\" height=\"169\" src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e1-minute Data Harvest capacitor - charge \u0026amp; discharge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3705\/13775483944_2c75615228_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003eTeaching applications:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eCan you use bulb brightness to measure current?\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSeries and parallel circuits\u003c\/li\u003e\n\u003cli\u003eAlternative power investigations e.g. solar cells\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003eExtension and advanced ideas:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical component characteristics e.g. a light dependent resistor\u003c\/li\u003e\n\u003cli\u003eCapacitor discharge, charge and energy stored\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction in a coil, induction of current in a conductor\u003c\/li\u003e\n\u003cli\u003ePower\u003c\/li\u003e\n\u003cli\u003eHeat and electric current\u003c\/li\u003e\n\u003cli\u003eAvagadro’s number\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/3165_ds022_6_current.pdf\"\u003eDownload\u003c\/a\u003e\u003cspan\u003e Current Sensor Manual  \u003c\/span\u003e\u003cspan\u003eDoc No.: DS022 | Issue: 6\u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23fcf4f8\u0026amp;d=3165_ds022_6_current\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Ranges:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-bordered\" id=\"techspec\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent 100mA\u003c\/td\u003e\n\u003ctd\u003e±100mA\u003c\/td\u003e\n\u003ctd\u003e50 µA\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e±100 mA (Resolution 50 µA)\u003cbr\u003eMaximum Voltage ±27 V\u003cbr\u003eResistance\/Impedance OR8 (1.8 Ohms)\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eOffset removed by Tare function in software.\u003c\/li\u003e\n\u003cli\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC. The Current Sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply.\u003c\/li\u003e\n\u003cli\u003eThe Current sensor should be placed in series with the circuit component through which the current is measured. Currents in either direction can be measured. The Current sensors have a very low resistance so that they introduce as little resistance as possible to the circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eChemistry\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_21-50_compact.jpg?v=1491119608\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\n\u003cstrong\u003eGood and bad conductors (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-age-11-14-ebook\" target=\"_blank\"\u003eChemistry (11 -14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. It is useful for introducing the concepts of dividing elements into groupings determined by the elements physical characteristics, reactions, etc.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\n\u003cstrong\u003eGood and bad conductors (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. It is useful for introducing the concepts of dividing elements into groupings determined by the elements physical characteristics, reactions, etc. \u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eFaraday's laws of electrolysis (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation the mass lost from a copper electrode is used. Copper is used for convenience, it is readily available in sheet form and can easily be cut into electrodes. Calculate coulombs per faraday.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003ch5 class=\"product-additional-info\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"product-additional-info\" style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_06-50_compact.jpg?v=1491119922\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e \u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cstrong\u003eElectricity from water power (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eUse a simple water wheel to make electricity via generator. Monitor the voltage and or current over time against other variables e.g. flow, fall height etc.\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent In a circuit adding cells (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow does the current vary with the number of cells added to the battery? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCan lamp brightness be used to measure current? (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. It makes use of a Current and Light Level sensor to test a qualitative method of measuring current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cstrong\u003eWhat changes the current in a circuit? (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eSimple (revision) exercise to see how the number of cells in circuit changes the current,\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative exercise using snapshot to collect data instead of reading values off a meters screen. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and brightness In a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. Good opportunity to remind about the difference between voltage and current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (LED, resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCreate voltage current curves for LED, resistor and filament lamp. This worksheet assumes all three curves in one teaching session. 35a and 35b restrict to fewer devices per session.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSpecific worksheet to produce voltage current curves for a resistor and filament lamp (ohmic and non ohmic resistance)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (Led, diode) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eRestricted instructions for voltage current curves for diodes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eCapacitors: charge stored. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCollect voltage and current data during a capacitor charge and discharge cycle. Use built in tools to find the energy transferred and stored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eEnergy stored on a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the student to calculate the energy stored in the capacitor, it is an extension of the work started in 37 Charge stored on a capacitor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eInduction of a current in a conductor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a useful demonstration of Faraday's experiments into induction. The current produced is small but the combination of the fast logger and software reveals the induced current easily. Uses a single conductor wire. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eWater from electric (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the experiment the user is asked to investigate the relationship between height of water (the head) and \/ or the flow of the water over a simple turbine. Opportunity for investigation and design,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does the magnetic field change along the axis of a coil? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will allow the students to understand the way the field changes along the axis of a coil. It uses the EASYSENSE software’s Snapshot facility with a function that asks the user for a value (in this case the distance) after each data collection. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eInput characteristic of a transistor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation is going to study the input characteristics of the transistor across the B–E terminals by applying an alternating voltage, and measuring the voltage across and the current flowing through the B-E junction. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eTransistor as a switch and current amplifier (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will show the students that, 1. The base voltage controls the collector emitter current. 2. A small change in the base voltage causes a large change in the collector voltage. 3. The use of this change in the collector voltage to provide switching. Amplification of current is also considered. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eReactance and phase in a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eYou are going to measure the current through and voltage across the capacitor at different frequencies. From the data, you will calculate the reactance Xc of the capacitor at different frequencies. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eImpedance and phase difference with frequency (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigate how, in a series C-R circuit, resistance and capacitance combine to affect the flow of an ac current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eL-R circuits: How does Impendance change with frequency? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation will show: 1. How impedance of a series l-R circuit increases with frequency. 2. The formula for calculating impedance of a series L-R circuit \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cspan\u003e\u003cstrong\u003eResonance In an LCR circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eTo find the frequency at which the impedance becomes purely resistive - the resonant frequency. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cstrong\u003eAn experimental estimation of Planck's constant (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eUses LEDs of known frequency and measures the forward voltage for first illumination. A plot of turn on voltage vs wavelength leads to an estimate of the constant. \u003c\/p\u003e\n\u003ch5 class=\"product-additional-info\"\u003e\u003cspan\u003eScience At Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_31-50_compact.jpg?v=1491119972\"\u003e\u003c\/p\u003e\n\u003cp class=\"product-additional-info\"\u003e\u003cstrong\u003eWhy is electric ac (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC). \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16708078404,"sku":"3166","price":715.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/voltage-sensors-in-circuit.jpg?v=1616297637"},{"product_id":"current-1a","title":"Current - 1A","description":"\u003ch3\u003e\u003cspan\u003e+\/- 1A mid range current sensor for d.c. and low-voltage a.c. measurements. Use in conjunction with voltage sensors to investigate Ohm’s law, power and circuits.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/CvLZnkRhYbc\" height=\"169\" width=\"300\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e28 -sec Change in magnetic field and induced current\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" height=\"169\" width=\"300\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1-minute Data Harvest capacitor - charge \u0026amp; discharge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3705\/13775483944_2c75615228_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eCan you use bulb brightness to measure current?\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSeries and parallel circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical component characteristics e.g. a light dependent resistor\u003c\/li\u003e\n\u003cli\u003eCapacitor discharge, charge and energy stored\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction in a coil, induction of current in a conductor\u003c\/li\u003e\n\u003cli\u003ePower\u003c\/li\u003e\n\u003cli\u003eHeat and electric current\u003c\/li\u003e\n\u003cli\u003eAvagadro’s number\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/3165_ds022_6_current.pdf\"\u003eDownload\u003c\/a\u003e\u003cspan\u003e Current Sensor Manual  \u003c\/span\u003e\u003cspan\u003eDoc No.: DS022 | Issue: 6 \u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23fcf4f8\u0026amp;d=3165_ds022_6_current\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Ranges:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-bordered\" id=\"techspec\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent 100mA\u003c\/td\u003e\n\u003ctd\u003e±100mA\u003c\/td\u003e\n\u003ctd\u003e50 µA\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e±100 mA (Resolution 50 µA)\u003cbr\u003eMaximum Voltage ±27 V\u003cbr\u003eResistance\/Impedance OR8 (1.8 Ohms)\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eOffset removed by Tare function in software.\u003c\/li\u003e\n\u003cli\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC. The Current Sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply.\u003c\/li\u003e\n\u003cli\u003eThe Current sensor should be placed in series with the circuit component through which the current is measured. Currents in either direction can be measured. The Current sensors have a very low resistance so that they introduce as little resistance as possible to the circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eChemistry\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_21-50_8990c676-9a5b-4331-b41c-16d84f7623dd_compact.jpg?v=1491126344\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eGood and bad conductors (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-age-11-14-ebook\" target=\"_blank\"\u003eChemistry (11 -14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. It is useful for introducing the concepts of dividing elements into groupings determined by the elements physical characteristics, reactions, etc.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eGood and bad conductors (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. It is useful for introducing the concepts of dividing elements into groupings determined by the elements physical characteristics, reactions, etc.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFaraday's laws of electrolysis (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation the mass lost from a copper electrode is used. Copper is used for convenience, it is readily available in sheet form and can easily be cut into electrodes. Calculate coulombs per faraday. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_06-50_bb33cd51-aebc-431a-99e7-cb8f1a3d9510_compact.jpg?v=1491126479\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eCurrent In a circuit adding cells (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHow does the current vary with the number of cells added to the battery?\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCan lamp brightness be used to measure current? (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. It makes use of a Current and Light Level sensor to test a qualitative method of measuring current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent In a circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is one of a series of investigations into current in a circuit. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eParallel circuits and current (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is one of a series of investigations into current in a circuit. How is current shared around a parallel type circuit\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage in a series circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis one of a series of investigations into current in a circuit. This part requires additional lamps and or cells to be added and the changes measured. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and brightness In a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. Good opportunity to remind about the difference between voltage and current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExtension leads (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eWhy do they always tell you to fully unwind an extension lead? a simple investigation to model power loss over long cable runs. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectromagnets strength and current. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigate the magnetic field strength of a simple electromagnet as the current varies.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow. - \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSeries circuits (No choice for current flow) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis should be a revision exercise to show that in a series circuit current only flows when complete circuit is present. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eParallel circuits (current has choice of paths) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis should be a revision exercise to show that in a parallel circuit current flows along all routes and that the sum of the current sin each route is equal to the total current.Introduction to Kirchoff's current law. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSimple series circuits (lamp resistors) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe effect of a component offering electrical resistance in circuit is revised. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms Law (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA study of Ohm's law for resistors. Collects data graphically against time to allow the students to change plot to voltage vs current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms law current vs voltage plot (34a) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eActivity set up to let the software plot voltage vs current directly. Opens the possibility of more investigation of the relationship between voltage and current and the type of resistance. Resistance can also be calculated and plotted. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (LED, resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCreate voltage current curves for LED, resistor and filament lamp. This worksheet assumes all three curves in one teaching session. 35a and 35b restrict to fewer devices per session. -\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSpecific worksheet to produce voltage current curves for a resistor and filament lamp (ohmic and non ohmic resistance) \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCapacitors: charge stored. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCollect voltage and current data during a capacitor charge and discharge cycle. Use built in tools to find the energy transferred and stored. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStart up current of a lamp (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eHigh speed data logging, making the invisible visible! See how the current, voltage, resistance and power all change at the instant a lamp turns on. Starts to explain why lights only fail at turn on! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor \/ generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe efficiency of a motor \/ generator is determined. This worksheets has details of the motor and generator calculations and method \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eDetermines the efficiency of a generator. Uses a falling mass as the energy source and records voltage and current to produce power curves.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003euses a known mass lifted through a known distance compared to the power required by a motor to lift the mass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectromagnets strength vs number of Turns (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eHow does the number of turns in the coil affect the strength of the electromagnet? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectromagnets : What happens if you use an alternating current in an electromagnet coil? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003ePassing an alternating current through an electromagnet will produce a powerful non permanent magnet. Why would this be an advantage? why is magnetic permanence reduced? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does the magnetic field strength vary with current? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eUses an ac power supply to provide a constantly changing current Using the ac power supply gives multiple repeats of the same experiment . \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHow does the magnetic field change along the axis of a coil? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis investigation will allow the students to understand the way the field changes along the axis of a coil. It uses the EASYSENSE software’s Snapshot facility with a function that asks the user for a value (in this case the distance) after each data collection.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of a transformer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple experiment to measure volts in and volts out. Data collected can be used to show phase match \/ difference and power in and power out. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDc characteristic of a diode (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA more detailed study of diodes than a simple voltage current curve. Students study 1. How does the current change as the voltage across the diode increases? 2. How does the V vs. I characteristic change if the voltage is reversed? 3. When the diode is conducting how does resistance vary. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16708120068,"sku":"3165","price":715.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8782596214_1f0e6efe97_o_grande_16485755-3be2-4d9f-ab75-2516126ead61.jpg?v=1491092560"},{"product_id":"voltage-differential-12v","title":"Voltage - Differential 12V","description":"\u003ch3\u003e\u003cspan\u003eMonitor voltage over a fast short or long slow period of time in addition to spot measurements.  \u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIntroductory electricity\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSimple series and parallel circuits\u003c\/li\u003e\n\u003cli\u003eStartup of a filament lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical characteristics of components\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeat and electrical power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eVoltage and homemade sensors\u003c\/li\u003e\n\u003cli\u003eTime constant, charge discharge of a capacitor\u003c\/li\u003e\n\u003cli\u003eDynamo effect\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\"\u003e±12 V (Resolution 10 mV) \u003cbr\u003eMaximum Voltage ±27 V, Impedance 1 Meg ohm\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e1 MegaOhm of resistance.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe sensor detects all voltages over the time selected, some power supplies are not fully rectified and smoothed. The sensor will reveal the varying d.c. voltage.\u003c\/p\u003e\n\u003cp\u003eThis high impedance Voltage sensor connects via 4 mm plugs or crocodile clips to most school based power supplies and electricity kits.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eBiology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_19-50_compact.jpg?v=1491293318\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eElectric lemons (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eAn alternative look at the energy in food. In this activity instead of the more traditional burning of food to calculate energy we make electricity.\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch5\u003eChemistry \u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_19-50_compact.jpg?v=1491293318\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eElectric Lemons (fruit batteries) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-age-11-14-ebook\" target=\"_blank\"\u003eChemistry (11 -14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYou may have seen in some novelty shops or catalogues, a potato or lemon powered clock. In this experiment you are going to study the electricity produced by a fruit (or fruits) and see if the voltage you get from the fruit can be altered. Potential for first work into reactivity series.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectric Lemons (fruit batteries) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis investigation is an indirect approach to studying the reactivity series of metals, a list of metals in order of their ability to react with other elements (normally oxygen and acids). It makes a change from the observational experiments that are usual. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectrode Potentials (microvoltaic cells) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe advantage of this experiment is that very small quantities of the reagents are required, allowing a wider range of cells to be included including a silver cell.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_02-50_a13a38f0-a9f6-4e26-8030-c6e840075744_compact.jpg?v=1491294157\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectricity from water power (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eUse a simple water wheel to make electricity via generator. Monitor the voltage and or current over time against other variables e.g. flow, fall height etc.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and voltage (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigations with simple solar cells. Voltage produced, current, effect of light intensity, insolation angle etc. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage in a series circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis one of a series of investigations into current in a circuit. This part requires additional lamps and or cells to be added and the changes measured. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBrightness vs. voltage (using sensors) (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow is the brightness of a simple filament lamp affected by voltage. Use sensors to plot light intensity against voltage:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStart up current of a lamp (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eHigh speed data logging, making the invisible visible! See how the current, voltage, resistance and power all change at the instant a lamp turns on. Starts to explain why lights only fail at turn on! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple (revision) exercise to see how the number of cells in circuit changes the current,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative exercise using snapshot to collect data instead of reading values off a meters screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSimple series circuits (lamp resistors) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe effect of a component offering electrical resistance in circuit is revised. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms Law (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA study of Ohm's law for resistors. Collects data graphically against time to allow the students to change plot to voltage vs current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms law current vs voltage plot (34a) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eActivity set up to let the software plot voltage vs current directly. Opens the possibility of more investigation of the relationship between voltage and current and the type of resistance. Resistance can also be calculated and plotted.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (Led, diode) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eRestricted instructions for voltage current curves for diodes.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTime constant of a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA good example of data logging enhancing work. collect voltage (and current data, if required) to study time constants and exponential decay. A very good practical. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEnergy stored on a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the student to calculate the energy stored in the capacitor, it is an extension of the work started in 37 Charge stored on a capacitor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExtension leads (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eWhy do they always tell you to fully unwind an extension lead? a simple investigation to model power loss over long cable runs. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWater from electric (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the experiment the user is asked to investigate the relationship between height of water (the head) and \/ or the flow of the water over a simple turbine. Opportunity for investigation and design\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of a transformer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple experiment to measure volts in and volts out. Data collected can be used to show phase match \/ difference and power in and power out. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDc characteristic of a diode (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA more detailed study of diodes than a simple voltage current curve. Students study 1. How does the current change as the voltage across the diode increases? 2. How does the V vs. I characteristic change if the voltage is reversed? 3. When the diode is conducting how does resistance vary. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eAn experimental estimation of Planck's constant (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eUses LEDs of known frequency and measures the forward voltage for first illumination. A plot of turn on voltage vs wavelength leads to an estimate of the constant.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWaves and superposition (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the students to collect waves generated by a signal generator and use the tools in the EASYSENSE software to add them and see the effects of superposition. This can be complex idea for many students and the ability to use real data and waves gives an alternative learning path. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_293ec6c1-b696-481d-83d4-db06864dd5cb_compact.jpg?v=1491294691\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMp3 (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this activity the role of the number of samples in collected data is considered using the problem of sound quality in MP3 players as the stimulus. The change in the information in the data files created is easily seen. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectric from sunlight (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will take a small solar panel and investigate how much light is needed to make electricity. The quantity of electricity produced will be measured as its voltage. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy is electric ac (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16749814404,"sku":"3160-12","price":627.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8782596214_23c140d773_z_grande_grande_31ea76b1-bf28-4066-ab67-b3f56c09eee6.jpg?v=1491292720"},{"product_id":"current-10ma","title":"Current - 10A","description":"\u003ch3\u003e+\/- 10A high range current sensor for d.c. and low voltage a.c. measurements. \u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" height=\"169\" width=\"300\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 1-minute Data Harvest capacitor - charge \u0026amp; discharge\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eUse in conjunction with voltage sensors to investigate Ohm’s law, power and circuits. This high range sensor is very good for measuring start up current in incandescent, filament lamps and for studying fuses. For smaller currents use the 100 mA or 1A sensors.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3705\/13775483944_2c75615228_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit, e.g when using light bulbs?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eCan you use bulb brightness to measure current?\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSeries and parallel circuits\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStart up current of a lamp\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas\u003c\/strong\u003e\u003cstrong\u003e:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical component characteristics e.g. a light dependent resistor\u003c\/li\u003e\n\u003cli\u003eCapacitor discharge, charge and energy stored\u003c\/li\u003e\n\u003cli\u003ePower\u003c\/li\u003e\n\u003cli\u003eHeat and electric current\u003c\/li\u003e\n\u003cli\u003eAvagadro’s number\u003c\/li\u003e\n\u003cli\u003eEffect of current on Electromagnet strength Specific Heat Capacity for a liquid or solid \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/3165_ds022_6_current.pdf\"\u003eDownload\u003c\/a\u003e\u003cspan\u003e Current Sensor Manual  \u003c\/span\u003e\u003cspan\u003eDoc No.: DS022 | Issue: 6 \u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23fcf4f8\u0026amp;d=3165_ds022_6_current\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Ranges:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-bordered\" id=\"techspec\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent 100mA\u003c\/td\u003e\n\u003ctd\u003e±100mA\u003c\/td\u003e\n\u003ctd\u003e50 µA\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e±100 mA (Resolution 50 µA)\u003cbr\u003eMaximum Voltage ±27 V\u003cbr\u003eResistance\/Impedance OR8 (1.8 Ohms)\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eOffset removed by Tare function in software.\u003c\/li\u003e\n\u003cli\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC. The Current Sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply.\u003c\/li\u003e\n\u003cli\u003eThe Current sensor should be placed in series with the circuit component through which the current is measured. Currents in either direction can be measured. The Current sensors have a very low resistance so that they introduce as little resistance as possible to the circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003ePhysics\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_11a-50_compact.jpg?v=1491122197\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFuses (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBoo\u003c\/a\u003ek)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity involves pupils thinking, in detail, about how fuses are used in a circuit as a safety device. It makes use of the Current sensor to measure the current at which a fuse fails.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFuses overcurrent (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking, in detail, about how fuses are used in a circuit as a safety device. How quickly does a fuse blow? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCurrent vs, magnetic field. (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eA fixed size coil has current is passed through it. The induced magnetic field is measured for each current. The relationship between current and magnetic field strength can be studied.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMagnetic field and the number of turns in coil. (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eA simple coils is used to measure the magnetic field created by a fixed current. The effect of the variable of number of turns is studied. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eElectromagnets and alternating current (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003ehow does an electromagnet work if it uses a.c. as the power source?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor \/ generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe efficiency of a motor \/ generator is determined. This worksheets has details of the motor and generator calculations and method \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eDetermines the efficiency of a generator. Uses a falling mass as the energy source and records voltage and current to produce power curves.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003euses a known mass lifted through a known distance compared to the power required by a motor to lift the mass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eHow does the magnetic field strength vary with current? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eUses an ac power supply to provide a constantly changing current Using the ac power supply gives multiple repeats of the same experiment .\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eForce on conductor in a magnetic field (BIL) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIf a conducting wire is placed in a magnetic field and a current is passed, the wire will tend to move in a direction determined by Fleming’s left hand rule. The force making the wire move will be proportional to the current flow and the strength of the magnetic field. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_compact.jpg?v=1491122723\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":32809245768,"sku":"3167","price":715.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8782596214_1f0e6efe97_o_grande_4d35e8cc-0bf0-468d-a881-c9d399ae9cce.jpg?v=1491092534"},{"product_id":"gcse-required-practical-activities-ebook","title":"GCSE Required Practical Activities  eBook (Free!)","description":"\u003cp\u003e\u003cspan\u003eThese worksheets are designed to work with the new practical skills assessment for GCSEs in England. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWritten to show how data logging can, and should, be incorporated into the practical skills.\u003c\/p\u003e\n\u003cp\u003eIn many cases there will be a gain in efficiency by adopting a data logging practical, for example using multiple modern dynamics systems and low friction trolleys with a data logger to replace a single air track or old heavy wooden ramps and ticker timers.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eDownload\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/secondary-teaching-materials\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownloads\u003c\/a\u003e\u003cspan\u003e GCSE Required practical activities\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDoc No.: DO252 | Issue: 1\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eContent\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePHYSICS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpecific Heat Capacity\u003c\/li\u003e\n\u003cli\u003eInvestigating the effectiveness of different materials as thermal insulators\u003c\/li\u003e\n\u003cli\u003envestigating the factors that may affect the thermal insulation properties of a material\u003c\/li\u003e\n\u003cli\u003eHow does the resistance of a wire depend upon its length?\u003c\/li\u003e\n\u003cli\u003eHow does the resistance of a wire depend upon its diameter? \u003c\/li\u003e\n\u003cli\u003eV – I characteristics: Filament lamp and resistor \u003c\/li\u003e\n\u003cli\u003eV – I characteristics: LED and diode \u003c\/li\u003e\n\u003cli\u003eAcceleration (1): Using two Light gates, constant mass varying force \u003c\/li\u003e\n\u003cli\u003eAcceleration (1a): Using one Light gate, constant mass varying force\u003c\/li\u003e\n\u003cli\u003eUsing one Light gate, constant mass varying force \u003c\/li\u003e\n\u003cli\u003eWaves\u003c\/li\u003e\n\u003cli\u003eRadiation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCHEMISTRY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNeutralisation \u003c\/li\u003e\n\u003cli\u003eTemperature changes\u003c\/li\u003e\n\u003cli\u003eTemperature changes: Alternative (1 a) A thermometric titration \u003c\/li\u003e\n\u003cli\u003eTemperature changes: Alternative (1b) A displacement reaction \u003c\/li\u003e\n\u003cli\u003eRates of reaction \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBIOLOGY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnzymes: Effect of pH on the rate of protease digestion of milk powder protein \u003c\/li\u003e\n\u003cli\u003eInvestigating the effect of light on photosynthesis \u003c\/li\u003e\n\u003cli\u003eReaction times \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane active\" id=\"detailed\"\u003e\n\u003cdiv class=\"product-longdesc\" id=\"editable-long\"\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":32978439944,"sku":"DO249","price":0.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/dataharvestGCSE.jpg?v=1644738434"},{"product_id":"v-hub8-usb-bluetooth-wifi","title":"V-Hub8 USB \u0026 Bluetooth","description":"\u003ch2\u003eV-Hub Sensor Link makes your existing Data Harvest SmartQ sensors work with tablets, phones and PCs using Bluetooth connectivity. \u003c\/h2\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none; display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Vhub.png?v=1615519568\"\u003e\u003c\/div\u003e\n\u003cp class=\"paragraph\"\u003eV-Hub doesn't need to store or display sensor information as this is all taken care of in the connected EasySense2 software.\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9Fe9yPC0-c4\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e1.5-minute on V Hub wireless science data logger\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/c1.staticflickr.com\/3\/2811\/34239147896_ae87f4e3b9_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cp\u003eEasySense V-Hub\u003csup\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/sup\u003e works with the entire SmartQ sensor range, providing low-cost four channel wired (USB) and wireless (Bluetooth) data capture.\u003c\/p\u003e\n\u003cp\u003eWith a built-in rechargable battery, V-Hub\u003csup\u003e8\u003c\/sup\u003e powers all of the sensors. Classroom management is simplifed, as only the V-Hub\u003csup\u003e8\u003c\/sup\u003e needs re-charging!\u003c\/p\u003e\n\u003cp\u003eThe V-Hub\u003csup\u003e8\u003c\/sup\u003e is small and light, it can be mounted on a retort stand along with the experiment apparatus, using the mounting rod supplied.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/c1.staticflickr.com\/1\/634\/31636648355_e60d85844c_m.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv class=\"activity-title\"\u003e\u003cspan\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e4 SmartQ sensor inputs\u003c\/li\u003e\n\u003cli\u003e4 Built-in Sensors\n\u003cul\u003e\n\u003cli\u003eLight\u003c\/li\u003e\n\u003cli\u003eSound\u003c\/li\u003e\n\u003cli\u003eHumidity\u003c\/li\u003e\n\u003cli\u003eAir Pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGraphical display\u003c\/li\u003e\n\u003cli\u003eFast logging mode (50,000 samples per second)\u003c\/li\u003e\n\u003cli\u003eAccurate digital timing mode (4 microseconds)\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery, USB rechargeable\u003c\/li\u003e\n\u003cli\u003eUSB \u0026amp; Bluetooth connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eV-Hub Reference Manual | Version: 2     \u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/2504-2509_do260_2_v-hub-reference%20manual.pdf\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23768477\u0026amp;d=2504-2509_do260_2_v-hub-reference_manual\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":36136281928,"sku":"2508PK","price":2468.0,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/34239147896_ae87f4e3b9_m_bc8f870c-e53b-4f9c-91e9-fe2187209089.jpg?v=1711789841"},{"product_id":"wireless-light-gate-sensor","title":"Wireless Light Gate Sensor, single","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEach Light Gate is actually a double Light Gate; you can use these Light Gates individually or in pairs to calculate average s\u003cstrong\u003epeed and acceleration, acceleration due to gravity, Newton’s laws, momentum and kinetic energy.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlternatively, the students can get the raw data and do all the calculations themselves. Furthermore, being wireless you can set up a demonstration anywhere in the room and send the data straight to your screen and also the students’ devices simultaneously using the share function in the software.\u003c\/p\u003e\n\u003cp\u003eAs an external laser detector is also included, this means that you can have objects of any size being detected if they are bigger than the gate’s aperture such as a large toy car or a basketball. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/q8in1mMzJo0?si=2Uu4dDQ7ZQyWx77x\" height=\"315\" width=\"560\" allowfullscreen=\"\" referrerpolicy=\"strict-origin-when-cross-origin\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003eEXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Light Gate Sensor. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eMotion in a straight line – velocity, acceleration\u003c\/li\u003e\n\u003cli\u003eAtwood’s machine\u003c\/li\u003e\n\u003cli\u003eDetermination of g, acceleration due to gravity\u003c\/li\u003e\n\u003cli\u003eDiluted gravity (Galileo’s gravity from slope\u003c\/li\u003e\n\u003cli\u003eTime period of an oscillating body\u003c\/li\u003e\n\u003cli\u003eConservation of energy (momentum, explosions, and collisions)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 233.445px; text-align: center;\" scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003eTiming Data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eAccuracy\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e1µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eWavelength\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e940nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eGate Separation\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e0.025m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eWhat's in the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Wireless Light Gate Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1 x Link Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Mounting Rod\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEasySense2 Software (Digital download)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Manual (Digital download)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1200\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1200\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1200\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at3.10.34PM.png?v=1675581223\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at3.09.28PM.png?v=1675581317\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368162672795,"sku":"1200","price":1520.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/Smart-Wireless-Light-Gate-Sensor-Group-Cutout.jpg?v=1675580772"},{"product_id":"wireless-voltage-current-sensors","title":"Wireless Voltage - Current Sensor 5V 0.1A","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCombines a voltage and current sensor in one package. It can be used to measure both electric current and the potential difference across a component in low voltage AC or DC circuits.  \u003c\/p\u003e\n\u003cp\u003eThe four 4 mm sockets (2 for Voltage and 2 for Current) allow for connection to most standard available electronics kits and school based power supplies using 4 mm plug leads (not supplied).\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-3eec60e9-5dd7-4547-b1bc-a8e8001dfabc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eExample Science Experiments\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eLong wires, less power?\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eEfficiency of an electric motor \/ generator \u003c\/li\u003e\n\u003cli\u003eCapacitor time constant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eAlternative power investigations e.g. solar cells, water power, wind energy, etc.\u003c\/li\u003e\n\u003cli\u003eConnecting resistors together\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of a LED or diode\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of current or voltage in a coil\u003c\/li\u003e\n\u003cli\u003eDynamo effect \u003c\/li\u003e\n\u003cli\u003eCapacitor discharge, charge and energy stored \u003c\/li\u003e\n\u003cli\u003eDiodes: A.C. diode rectification\u003c\/li\u003e\n\u003cli\u003eReactance and phase in a capacitor\u003c\/li\u003e\n\u003cli\u003eCalibration of a thermometer\u003c\/li\u003e \n\u003cli\u003eResonance in a series LCR circuit\u003c\/li\u003e\n\u003cli\u003eImpedance change with frequency increase \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eVoltage ±5 V, Current ±0.1 A (±100 mA)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e1 mV, 0.1 mA\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300 mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1131\/Introduction.html\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.44.04PM.png?v=1675576091\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.54.04PM.png?v=1675576479\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368203239579,"sku":"1131","price":1749.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Voltage-20-Web_1cb47908-2d5d-49e4-8048-b5a5aa183f53.png?v=1615209650"},{"product_id":"wireless-voltage-current-sensor-20-v-1-a","title":"Wireless Voltage - Current Sensor 20 V 1 A","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCombines a voltage and current sensor in one package. It can be used to measure both electric current and the potential difference across a component in low voltage AC or DC circuits.  \u003c\/p\u003e\n\u003cp\u003eThe four 4 mm sockets (2 for Voltage and 2 for Current) allow for connection to most standard available electronics kits and school based power supplies using 4 mm plug leads (not supplied). \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-3eec60e9-5dd7-4547-b1bc-a8e8001dfabc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eExample Science Experiments\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eLong wires, less power?\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eEfficiency of an electric motor \/ generator\u003c\/li\u003e\n\u003cli\u003eCapacitor time constant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eSeries and parallel circuits\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eStart-up current of a lamp\u003c\/li\u003e\n\u003cli\u003eSpecific Heat Capacity for a liquid or solid\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of a lamp \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eVoltage ±20 V, Current ±1 A (±1000 mA)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e1 mV, 1 mA\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300 mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1131\/\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.44.04PM.png?v=1675576091\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.54.04PM.png?v=1675576479\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind! \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368320352411,"sku":"1130","price":1749.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Voltage-20-Web.png?v=1615209043"},{"product_id":"wireless-temperature-sensor","title":"Wireless Temperature Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Wireless Temperature Sensor can be used wherever you would use a traditional glass thermometer, as replacement enhancement or as a simple digital thermometer. Here are just a few example practical ideas you can achieve by using the Wireless Temperature Sensor. \u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitoring endothermic and exothermic reactions\u003c\/li\u003e\n\u003cli\u003eSolubility of salts\u003c\/li\u003e\n\u003cli\u003eCooling rates\u003c\/li\u003e\n\u003cli\u003eHeat of fusion investigations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePhysics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEvaporation, radiation, conduction and convection investigations\u003c\/li\u003e\n\u003cli\u003eEstimation of absolute zero\u003c\/li\u003e\n\u003cli\u003eSpecific heat of solids and liquids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitoring indoor and outdoor temperature\u003c\/li\u003e\n\u003cli\u003eInsulation studies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/c9nHVOgELHg?si=ROCiSpGc37kHyQSy\" height=\"315\" width=\"560\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm exp-rows\" id=\"spec-table\"\u003e\u003c\/table\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003e-40°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e0.1°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eThermistor\u003c\/th\u003e\n\u003ctd\u003eEncased in a high heat conductivity stainless steel tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-2fa6aad4-fb02-47aa-b6ae-ab227de0ffd1\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1100\/\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1100\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1100\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-25at4.45.12PM.png?v=1677314747\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-25at4.47.27PM.png?v=1677314872\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368674836635,"sku":"1100","price":1045.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Temperature.png?v=1615212160"},{"product_id":"easysense2-app","title":"EasySense2 App","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eA free learning platform that allows teachers to engage students through science .\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor use with Vision, Vu, Vu+, V-Hub and V-Log data loggers, \u003c\/span\u003e\u003cspan\u003ealong with our Wireless Bluetooth sensors.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e   \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gDMB5OlyaBs?si=Z7a8IxdHgE5wY1pu\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"heading\"\u003eEasySense2 PWA Version Released\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003eThe new EasySense2 software is now available as PWA (Progressive Web App) and can now be used on devices running the latest Chrome and Edge browsers, *limitations apply. Simply visit\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/easysense2.app\/\" target=\"_new\"\u003ehttps:\/\/easysense2.app\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eto immediately use the software without any need for installation.\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003eLimitations: Does not work on iOS devices, which will require \u003ca href=\"https:\/\/store.data-harvest.co.uk\/easysense2#downloads\" rel=\"noopener\" target=\"_blank\"\u003edownload\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeature Packed\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEasySense2 is our most advanced educational scientific data capture and analysis software!\u003c\/p\u003e\n\u003cp\u003eDesigned with teachers and students in mind EasySense2 provides a broad set of tools to capture, display and analyse data from Data Harvest Smart Wireless Sensors and Data Loggers using Bluetooth or USB connectivity.\u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/data-harvest-easysense-2-laptop.png?v=1712236909\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003eThe latest version is packed with new and exciting features without leaving our existing customers behind, you get all the features of the original software plus a lot more and, it works the same on all supported devices.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eData Logging\u003c\/li\u003e\n\u003cli\u003eLayouts\u003c\/li\u003e\n\u003cli\u003eAnalysis Tools\u003c\/li\u003e\n\u003cli\u003eMeters\u003c\/li\u003e\n\u003cli\u003eTiming\u003c\/li\u003e\n\u003cli\u003eCSV Exporting\u003c\/li\u003e\n\u003cli\u003ePrinting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eJust some of the key features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEasySense comes with an impressive set of features with lots more being added all the time with continuous updates.\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eCapture data from multiple devices at the same time\u003c\/li\u003e\n\u003cli\u003eRun manager – easily turn on and off experiment runs to compare your data\u003c\/li\u003e\n\u003cli\u003eSimple recording modes – just press record and stop whenever you want to\u003c\/li\u003e\n\u003cli\u003eMulti display – combine multiple data views of your captured data series\u003c\/li\u003e\n\u003cli\u003eData views available: line graphs, gauges, numbers and bar charts\u003c\/li\u003e\n\u003cli\u003eSimultaneously display up to 4 customisable chart layouts\u003c\/li\u003e\n\u003cli\u003eImport and merge multiple files and data sets from devices\u003c\/li\u003e\n\u003cli\u003eCalculations – enhanced tools, perform mathematical operations on recorded data\u003c\/li\u003e\n\u003cli\u003eLogging modes: continuous recording, Snapshot and Timing\u003c\/li\u003e\n\u003cli\u003eSimple axis selection allows easy XY plots\u003c\/li\u003e\n\u003cli\u003eImport supported experiment files (.ssl) from EasySense1 into EasySense2\u003c\/li\u003e\n\u003cli\u003eExport in CSV format\u003c\/li\u003e\n\u003cli\u003eSupport for printing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/data-harvest-easysense-2-screens.png?v=1712236940\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSupporting devices\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2021-03-10_at_4.42.40_PM.png?v=1615365795\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe new EasySense2 software is now available on the app stores for all supported devices. It is important that you have installed the latest firmware for your data logger.    Go to Data Harvest website, and look for the relevant logger page for the latest firmaware update.\u003c\/p\u003e\n\u003cp\u003eVISION data logger firmware updates can be found on the \u003ca rel=\"noopener\" href=\"https:\/\/data-harvest.co.uk\/legacy\" target=\"_blank\"\u003elegacy downloads page\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eEasySense2 App Video | Guide\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eLink to the \u003ca href=\"https:\/\/youtube.com\/playlist?list=PL4fl4D1QGEXWB6755zNGoylJJjDthn0Fw\u0026amp;si=GdQES_OIj1HOyi0W\" target=\"_blank\" rel=\"noopener\"\u003eVideo guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/youtube.com\/playlist?list=PL4fl4D1QGEXWB6755zNGoylJJjDthn0Fw\u0026amp;si=GdQES_OIj1HOyi0W\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-04_at_9.54.47_PM.png?v=1712239018\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-top: max(60%,326px); height: 0; width: 100%;\"\u003e\u003ciframe style=\"position: absolute; border: none; width: 100%; height: 100%; left: 0; right: 0; top: 0; bottom: 0;\" src=\"https:\/\/e.issuu.com\/embed.html?backgroundColor=%233b9be3\u0026amp;d=4600_do277_2_easysense2_manual\u0026amp;hideIssuuLogo=true\u0026amp;pageLayout=singlePage\u0026amp;u=etchongkong\" allow=\"clipboard-write\" sandbox=\"allow-top-navigation allow-top-navigation-by-user-activation allow-downloads allow-scripts allow-same-origin allow-popups allow-modals allow-popups-to-escape-sandbox allow-forms\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39385236504731,"sku":"4600","price":0.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/data-harvest-easysense-2-laptop_c06c8ddd-70d6-4814-a8c5-6e6c92687a71.png?v=1712238691"},{"product_id":"wireless-dynamic-system","title":"Wireless Smart Dynamic System","description":"\u003ch2\u003ePhysics ready out of the box \u003c\/h2\u003e\n\u003cp\u003eThe dynamics system is ready to start using within minutes of setting up! Here are few example experiments you can achieve by using the Wireless Dynamics System.  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMotion – Time, Velocity, Acceleration, \u0026amp; Friction using Light Gates\u003c\/li\u003e\n\u003cli\u003eNewton's 2nd Law with Light Gates\u003c\/li\u003e\n\u003cli\u003eCollisions - Using a Force Sensor and a Light Gate to investigate crumple zones\u003c\/li\u003e\n\u003cli\u003eImpulse using Light Gates and a Force Sensor\u003c\/li\u003e\n\u003cli\u003eAtwood's Machine with Light Gates and a Spoked Pulley\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-mce-fragment=\"1\"\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-1cf7c91f-0a66-4dbc-90b3-453de91c53ba\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe New Dynamics Track \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe new wider dynamics track is 1.2 meters in length and constructed from extruded aluminium providing a flat smooth base for the low friction carts to operate on. The track also features an integral precision ruler for accurate results. A retort stand can be attached to convert the track to an inclined plane.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/store.data-harvest.co.uk\/img\/site\/WirelessDynamicsSystem-Track-Ruler.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Smart-Wireless-Wireless-Dynamics-System-53.jpg?v=1712131258\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe Wireless Smart Carts \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe new wireless smart carts are Bluetooth enabled with built-in, spring loaded, 3 stop plunger to provide a graded set of constant force. You can also load the carts with the supplied stackable masses or attach magnets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCart Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eForce sensor +\/- 100N\u003c\/li\u003e\n\u003cli\u003e3 Axis Accelerometer +\/- 2000dps\u003c\/li\u003e\n\u003cli\u003eOptical Encoder on the wheel to 0.1mm\u003c\/li\u003e\n\u003cli\u003e3 position plunger\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eTrack \u0026amp; Cart Accessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Dynamics System is supplied with 2 end stops that house two magnets and connections to attach \u0026amp; line feed the included Spoked Pulley accessory. The pack also includes 2 height and slide adjustable feet, and an interrupt card.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Smart-Wireless-Wireless-Dynamics-System-34.jpg?v=1712131390\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003cmeta charset=\"utf-8\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 77px;\" id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"height: 19px; width: 99.125px;\" scope=\"row\"\u003eTrack Length\u003c\/th\u003e\n\u003ctd style=\"height: 19px; width: 377.875px;\"\u003e120 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"height: 19px; width: 99.125px;\" scope=\"row\"\u003eCart Type\u003c\/th\u003e\n\u003ctd style=\"height: 19px; width: 377.875px;\"\u003eBluetooth Wireless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39px;\"\u003e\n\u003cth style=\"height: 39px; width: 99.125px;\" scope=\"row\"\u003eCart Specification\u003c\/th\u003e\n\u003ctd style=\"height: 39px; width: 377.875px;\"\u003eForce sensor +\/- 100N, 3 Axis Accelerometer +\/- 2000dps, Optical Encoder on the wheel to 0.1mm, 3 position plunger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eWhat's in the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"spec-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Smart Wireless Dynamics System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Dynamics System Accessories Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1500pk\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1500pk\u003c\/a\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/img\/site\/1157%20-%20Spirometer%20Sensor-2.jpg\" target=\"_blank\"\u003e\u003c\/a\u003e\/\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1500pk\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-03_161728.png?v=1712132272\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-top: max(60%,326px); height: 0; width: 100%;\"\u003e\u003ciframe src=\"https:\/\/e.issuu.com\/embed.html?backgroundColor=%23bcbcbc\u0026amp;d=wireless-dynamics-assembly-guide\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"position: absolute; border: none; width: 100%; height: 100%; left: 0; right: 0; top: 0; bottom: 0;\" allowfullscreen=\"true\" sandbox=\"allow-top-navigation allow-top-navigation-by-user-activation allow-downloads allow-scripts allow-same-origin allow-popups allow-modals allow-popups-to-escape-sandbox allow-forms\" allow=\"clipboard-write\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet \u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-dynamics-system#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-dynamics-system#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-dynamics-system#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-03_161301.png?v=1712132010\" alt=\"\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-03_161301.png?v=1712132010\" data-mce-fragment=\"1\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39419637006491,"sku":"1500pk","price":8828.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Smart-Wireless-Wireless-Dynamics-System-2.jpg?v=1712130942"},{"product_id":"wireless-infrared-sensor","title":"Wireless Infrared Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eLeslie’s cube, insulation, heat along a metal rod, Hershel’s discovery, Stefan-Boltzmann law, residual heat, efficiency of filament lamps, warm and cold-blooded animals, human body heat-loss and disaster victims are just some of the investigations which can be done with this sensor.\u003c\/p\u003e\n\u003cp\u003eBeing wireless allows pupils to investigate the IR coming from surfaces inside and out e.g. when looking at heat-loss from buildings and comparing results from their own insulation experiments. It also allows a demonstration such as Leslie’s cube to be set up anywhere in the laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/QlAw-tzuiwA\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eMeasuring Infrared\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasurements can be recorded at three levels using either a Radiance (the intensity of the emitted thermal energy of the source) or Irradiance (the intensity of the incident thermal radiation on the Sensor) range. It has a removable silica glass filter that will block mid and far infrared making the sensor selective for low and high temperature sources.\u003c\/p\u003e\n\u003cp\u003eAll warm objects emit infrared radiation, so this sensor can be used to detect the location of a warm item or living organism. When set to its most sensitive ranges it can detect very low IR emissions such as the heat trail left on the bench after you move your hand away.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/ir-sensor-close-up.jpg?v=1712062801\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/ir-sensor-in-use_999364a2-e00d-4e91-a6cc-aeedf1be7d56.jpg?v=1712062829\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003ePractical Teaching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wireless Infrared Sensor can be used to investigate a number of scientific experiments such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHerschel’s discovery of infrared experiment\u003c\/li\u003e\n\u003cli\u003eStudy inverse square to verify that heat radiation from source is inversely proportional to the square of its distance\u003c\/li\u003e\n\u003cli\u003eInfrared emission from a Leslie’s cube\u003c\/li\u003e\n\u003cli\u003eEfficiency of insulation such as clothing or building materials\u003c\/li\u003e\n\u003cli\u003eInfrared in the environment\u003c\/li\u003e\n\u003cli\u003eExplaining infrared thermography\u003c\/li\u003e\n\u003cli\u003eBlack body studies (radiance range)\u003c\/li\u003e\n\u003cli\u003eInvestigating Stefan-Boltzmann’s radiation law using a tungsten filament lamp\u003c\/li\u003e\n\u003cli\u003eModelling infrared discovery of people in disaster zones\u003c\/li\u003e\n\u003cli\u003eHeat distribution along a heated metal rod\u003c\/li\u003e\n\u003cli\u003eIllustration of non-contact thermometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003eIrradiance: 0 to 2000 W\/m2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOther Ranges\u003c\/th\u003e\n\u003ctd\u003eRadiance, Target Temperature, Ambient Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB \u0026amp; Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1205\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1205\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1205\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at2.55.43PM.png?v=1675580168\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at2.57.18PM.png?v=1675580255\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\n","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":43699325501697,"sku":"1205","price":1859.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/1205_20-_20Infrared_20Sensor-6.jpg?v=1677424713"}],"url":"https:\/\/www.etchkshop.com\/collections\/gp\/primary.oembed","provider":"ETC Educational Technology Connection (HK) Ltd","version":"1.0","type":"link"}