Changes Due to Expansion and Contraction of Materials

Author:Anita Paul, Seema Sinha, Deepika Parashari & Karuni Subrahmanyam
6th CBSE
IMPORTANT

Changes Due to Expansion and Contraction of Materials: Overview

The topic discusses the changes that take place when materials are heated or cooled. Metals show expansion on heating. Liquids and gases also expand and contract on heating and cooling respectively.

Important Questions on Changes Due to Expansion and Contraction of Materials

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IMPORTANT
Galaxy A Course in Science Book 6>Materials>Changes Around Us>Changes Due to Expansion and Contraction of Materials> Q 1

Give two applications of expansion and contraction of materials.

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IMPORTANT
Galaxy A Course in Science Book 6>Materials>Changes Around Us>Changes Due to Expansion and Contraction of Materials> Q 2

Look at the given set-up and describe what is being shown.

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IMPORTANT
Galaxy A Course in Science Book 6>Materials>Changes Around Us>Changes Due to Expansion and Contraction of Materials> Q 3

Look at the given set-up and describe what is being shown.

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