Newton-s-Colour-Disc-Rapid-PH30698-p-This-apparatus-demonstrates-the-discovery-made-by-Newton-that-white-light-is-made-up-of-seven-individual-colours-The-apparatus-consists-of-a-pulley-mounted-on-a-metal-stand-The-seven-coloured-disc-is-driven-by-a-belt-connected-to-a-hand-driven-wheel-When-the-disc-is-rotated-fast-the-eye-is-unable-to-distinguish-between-individual-colours-and-perceives-it-as-white-p-Rapid-Newton-s-Colour-Disc
Rapid
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Colour-Paddles-Pack-of-6-Rapid-52-0887-p-A-pack-of-6-transparent-colour-paddles-in-different-colours-The-paddles-are-ideal-for-colour-identification-and-for-demonstrating-the-effects-of-mixing-colours-p-Rapid-Colour-Paddles-Pack-of-6
Gas-Jars-Rapid-52-2747-p-These-glass-gas-jars-have-a-base-and-a-ground-top-flange-p-Rapid-Gas-Jar-150-x-50mm
Ice-Melting-Kit-Thermal-Conductivity-Demonstration-Rapid-PH20095-P-This-ice-melting-kit-can-be-used-to-demonstrate-the-difference-in-thermal-conductivity-and-thermal-capacity-between-two-different-materials-P-P-The-kit-consists-of-two-identically-sized-blocks-one-made-of-aluminium-the-other-made-of-plastic-When-an-ice-cube-is-placed-on-the-aluminium-block-it-turns-into-water-in-seconds-while-an-ice-cube-placed-on-the-plastic-block-melts-slowly-This-is-due-to-the-aluminium-block-hav