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allowing for accurate measurements and precise lever experiments
Human Heart Model
and improved ventilation reduces lid condensation
and home play areas
Indicator Flashlight
Hooks Law Apparatus allowing for accurate measurements andTo demonstrate that the relationship between the extension on a spring is proportional to the load applied to it. This complete apparatus has a 150mm adjustable mirror scale to prevent parallax error and is marked in millimeters and mounted on a sturdy 300mm rod. Attached to the rod is a Hook Supporting a Coiled Spring with a Mass Hanger and Indicator. Premium Quality: Hooks Law Apparatus is made of high grade construction all the way through,
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