The frozen planet: Figure 9 (a) The amount of energy that passes through a circle is spread over a sphere. (b) A schematic diagram showing why there is a difference in the amount of solar radiation reaching the Earth at different latitudes.

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The frozen planet

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Figure 9 (a) The amount of energy that passes through a circle is spread over a sphere. (b) A schematic diagram showing why there is a difference in the amount of solar radiation reaching the Earth at different latitudes.

5 Energy from the Sun

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