TOPIC:

I1-32: RUBBER BAND CONTRACTION DURING HEATING 10 years 4 months ago #1278

zzfixk21
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ID Code: I1-32
Purpose: Demonstrate that rubber contracts when heated.
Description: A 200 gram mass hangs from a rubber band which is connected to a rigid support. Using the heat gun, apply heat to the entire length of the rubber band by aiming the heat gun up the tube, causing the rubber band to contract and pull up the weight.
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