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2.2.1 Thermal expansion of solids, liquids and gases

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Question 42

A long concrete highway is built with small gaps, known as expansion joints, between the concrete slabs.

Why are these gaps necessary?

A

The concrete slabs contract on hot days.

B

The concrete slabs expand on cold days.

C

The concrete slabs expand on hot days.

D

The concrete slabs contract on cold days.

Markscheme

2.2.1 Thermal expansion of solids, liquids and gases Questions

  1. IGCSE
  2. /Physics
  3. /2.2.1 Thermal expansion of solids, liquids and gases

96 exam-style questions on CIE IGCSE Physics 2.2.1 Thermal expansion of solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.

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