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Students have to learn about the gas laws, how properties such as pressure, volume, temperature, and amount of a gas change with respect to each other. With commonly-accessible bits of kit, it is poss.. more
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This PP shows how to use a investigate the volume-temperature relationship of an ideal gas at constant pressure.
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A relatively simple activity involving two vividly coloured cobalt(II) complexes in solution can be used to illustrate the effects of changing conditions (concentration, temperature) on a reaction at .. more
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This guide gives general advice about water baths and sous vides, and their use in school science departments.
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Various monitoring techniques can be used to investigate how different factors affect the rates of reactions. The thiosulfate-acid ‘disappearing cross’ activity is an example of a clock reaction with .. more
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Instructions for building a CLEAPSS BEAM experiment/data logging system.
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An activity for GCSE students to compare the viscosity of motor oil at varying temperatures. Includes instructions for making the very simple equipment needed, as well as for doing the activity.
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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 relative molecular mass of a volatile liquid can be found by measuring the volume occupied by a known mass of the liquid's vapour at room temperature and pressure. This method avoids the use of ga.. more
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This activity is designed to demonstrate that water reaches its maximum density at 4°C. This unusual behaviour  relates to hydrogen bonding and explains why ponds freeze from the surface down and not .. more
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