Question

What happens to a metal ball when it is heated? What does this show ?

Answer 1

Answer:

When metal ball is heated, it expands. ... The hot ball is not be able to pass through the ring. This shows that a solid expands on heating. Now cool the ball, it again passes through the ring.....

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Answer 2

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When metal ball is heated, it expands. Now heat the metal ball for 5-6 minutes. The hot ball is not be able to pàss through the ring. This shows that a solid expands on heating.