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

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Answer in Brief

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

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Solution

When metal ball is heated, it expands. This can be proved by following experiment:

ake a metallic ring and ball. Try to pass the metal ball through the ring. The ball is able to pass through the ring. Now heat the metal ball for 5-6 minutes. 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. This shows that a solid contacts on cooling.

Concept: Change of State of Matter
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APPEARS IN

Selina Class 6 Selina Concise Chemistry
Chapter 3 Matter
Exercise 3 | Q 8
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