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Cambridge IGCSE Physics practice

Paper 3 structured question: Energy resources

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3

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4

Marks

Topic

Energy resources

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Paper 3Theory (Core)4 marks

Energy conversion processes

Description

Energy Conversion

Different energy sources can be converted into useful energy. For example, fossil fuels release chemical energy, while wind energy is converted using turbines.

  1. a

    Explain how wind energy is converted into electrical energy.

    Aim for approximately 4 distinct marking points.

    [4]

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Paper 3 structured question: Energy resources

Paper 3Theory (Core)1 marks

Description

Energy Sources

Various energy sources can be used to generate electricity and heat. These include fossil fuels, biofuels, hydroelectric power, geothermal energy, nuclear energy, solar energy, and wind energy.

  1. a

    State one method of generating electricity from solar energy.

    Aim for approximately 1 distinct marking point.

    [1]