Question

explain why a solid expands when it's heated?

Answer 1

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explain why a solid expands when it's heated?

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When a solid is heated, its atoms vibrate faster about their fixed points. The relative increase in the size of solids when heated is therefore small. ... Liquids expand for the same reason, but because the bonds between separate molecules are usually less tight they expand more than solids.

Answer 2

sorry Gaye's Kuch idea nhi hai sorry