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Understand that convection is a significant method of energy transfer in liquids and gases.

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  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceThermal physicsCore content

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Quick explanation

Understand that convection is a significant method of energy transfer in liquids and gases

  • This point belongs to Transfer of thermal energy, especially Transfer of thermal energy outcomes.
  • You need to be able to understand that convection is a significant method of energy transfer in liquids and gases.
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

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This objective helps connect Transfer of thermal energy outcomes to exam-style questions, flashcards, and revision notes for Transfer of thermal energy.

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Paper 3 structured question: Transfer of thermal energy

Paper 3Theory (Core)2 marks

Description

Convection in a Room

In a room with a heater, warm air rises near the heater while cooler air sinks, creating a circulation of air.

  1. a

    Explain how convection works in this scenario.

    Aim for approximately 2 distinct marking points.

    [2]
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Cambridge IGCSECombined Science resources