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An interesting investigation which involves using an electric lamp to heat water. By measuring the temperature rise over time, and the voltage and current input to the lamp, the overall efficiency of .. more
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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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Another jam packed edition of the Bulletin :-- Fake news from the Director - Update on the renewal process- Who pays for CLEAPSS membership- Gatsby project update- Using light bulbs in biology- Online.. more
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This edition includes notes on a DfES consultation on the registration of radioactive materials in schools, a exploding 'pop' bottle, spirit burners, CLEAPSS support for a school successfully resistin.. more
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CLEAPSS or CLEAPSE the future of CLEAPSS, staffing updates, The ASE Conference, the CLEAPSS lab, how to use What's New, Good Practical Science; a Gatsby Foundation report, Slime time? ..a new recipe f.. 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 video of an interesting investigation which involves using an electric lamp to heat water. By measuring the temperature rise over time, and the voltage and current input to the lamp, the overall eff.. more
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This document includes instructions on making a number of simple ray boards for pupils to use drawing pins and string to work out and display the paths followed by rays of light in different situation.. more
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This guidance is for devices used in the school laboratory that emit ultraviolet light. Ultraviolet light is classed as optical radiation ranging in wavelength from 100 to 400 nm, below (in wavele.. more
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Describes disposal routes required by the WEEE Regulations (Waste Electrical and Electronic Equipment Regs, 2006).
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Showing results 1 to 10 of 82
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