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Cambridge IGCSE Physics practice

Paper 3 structured question: Convection

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3

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1

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Convection

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Paper 3Theory (Core)1 marks

Convection currents in the atmosphere.

Description

Atmospheric Convection

In the atmosphere, warm air rises and cool air sinks, creating convection currents that influence weather patterns.

  1. a

    State one effect of convection currents in the atmosphere.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Convection

Paper 3Theory (Core)1 marks

Description

Convection in Fluids

Convection is a process that occurs in both liquids and gases, where warmer regions of a fluid rise and cooler regions sink, creating a circulation pattern that transfers thermal energy.

  1. a

    State the process by which thermal energy is transferred in fluids.

    Aim for approximately 1 distinct marking point.

    [1]