Question

what is expantion? science​

Answer 1

An increase in the volume of a substance while its mass remains the same.

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Answer 2

Answer:

expansion, in physics, increase in volume resulting from an increase in temperature. ... The amount that a unit length along any direction of a substance increases for a temperature increase of one degree is called the coefficient of linear expansion of the substance. Most liquids also expand when heated.

Explanation:

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