write in your words why a substance expands on heating?
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Explanation:
Gases expand more and solid expands less depend on their molecular arrangement. Any metal, water. oil, any gas(hydrogen, air, CO2) are examples of substances expand on heating. Many substances expand on heating, Air & water for example since their density decreases and volume increases, hence the expansion.
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Answer:
The Substance Expands On heating Because the atoms an' molecules of substance start vibrating. And the Space between then get increased and also the motion of Molecules. As the result Substance Expands.
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