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Describes the range of meters which could be used in class for measuring aspects of electricity. Explains the value, or otherwise, of  different devices and what to look for to maximise value for mone.. more
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You can demonstrate that hot glass is an electrical conductor (hot glass is actually an example of a solid electrolyte). This is counterintuitive because at room temperature, glass is a good electrica.. more
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A simple procedure for investigating the voltage/current characteristics of a diode which will ensure sensible results are obtained.
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The voltage-current (VI) characteristic of an electrical component is a curve which illustrates the relationship between these two quantities. This experiment is normally completed for a set of three .. more
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To help students understand how cell membrane integrity is affected by the environment surrounding the cell. Beetroot membranes are a good model for investigating this because the pigments that diffus.. more
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Straight forward guidance on the safe use of EHT power supplies, including identifying the various coloured connectors found on common school power supplies
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A safe, simple procedure to investigate this important property of electrical cells.
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This document describes in detail how to set up an experiment to accurately determine freefall acceleration (g) using 'home made' datalogging equipment. Due to the low cost of the Arduino microcontrol.. more
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A simple practical approach to investigating the charging and discharging of a capacitor
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This guidance is for choosing batteries for general practical circuit work, where pupils experiment with low-voltage circuits by connecting batteries , torch bulbs, buzzers, small motors and other low.. more
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Showing results 1 to 10 of 21
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