CAIE IGCSE Physics The Sun and Energy Resources

Practise tracing wind, waves, hydroelectricity, biofuels and fossil fuels back to solar radiation while recognising geothermal, nuclear and tidal exceptions.

Exam points

classify wind, wave, hydroelectric, biomass and fossil-fuel energy as solar-derived
identify geothermal, nuclear and tidal energy as the three non-solar exceptions
explain fossil-fuel energy through solar energy stored by plants and later preserved in fuel

[Maximum number: 2]

State two energy resources for which the Sun is not the main source.

1
2

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1.7.3.4—Radiation from the Sun is the main question 1