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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Transfer of thermal energy

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3

Paper

2

Marks

Topic

Transfer of thermal energy

Exam-style question

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Paper 3Theory (Core)2 marks

Understanding convection in everyday scenarios.

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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Paper 3 structured question: Transfer of thermal energy

Paper 3Theory (Core)4 marks

Description

Convection in Weather

Warm air rises in the atmosphere, leading to cloud formation and weather changes.

  1. a

    Discuss the impact of convection on weather patterns.

    Aim for approximately 4 distinct marking points.

    [4]