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2.3.2 Convection

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Question 18

Air is heated by a heater placed on the floor of a room.

The density of the air changes as its temperature increases. This causes thermal energy to be transferred throughout the room.

How does the density of the heated air change, and what is this energy transfer process?

A

Decreases; conduction

B

Decreases; convection

C

Increases; conduction

D

Increases; convection

Markscheme

2.3.2 Convection Questions

  1. IGCSE
  2. /Physics
  3. /2.3.2 Convection

73 exam-style questions on CIE IGCSE Physics 2.3.2 Convection. Each one has a worked solution and a mark scheme showing where the marks go.

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