Physics, asked by onkarlamkane4545, 3 days ago

what is thermal expansion

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Answered by karanvivek60

0

Explanation:

Thermal expansion is the tendency of matter to change in shape, volume, and area in response to a change in temperature. Temperature is a monotonic function of the average molecular kinetic energy of a substance. ... The kinetic energy of the molecules of a substance increases when the substance is heated.

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