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Cambridge IGCSE Physics

2.3.2Convection

Convection in Cambridge IGCSE Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic8 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 2.3.2.1Know that convection is an important way thermal energy is transferred in liquids and gases.
  2. 2.3.2.2Explain convection in liquids and gases by density changes and describe experiments that show it.

Lessons

  • Convection

    16 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Convection: sample question

1 mark

Why does warm air rise?

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