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For Demonstrating the different Thermal expansions of various liquids
Holigan Lamp 110V or 220V/6V20W
Complete with a magnetic needle 75 mm long and a pivot for the needle
1 x white metal object screen
Slinky Spring Materials For Demonstrating the different ThermalBig Wave Form Spring, made from steel, for demonstrating wave motion. Closed length: 10cm, Diameter 7cm. Premium Quality: Slinky Spring is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact us.
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