Question

what is insolation and define it
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Answer 1

Answer:

Insolation' is the solar radiation that reaches the earth's surface. It is measured by the amount of solar energy received per square centimetre per minute. Similarly, solar energy received by the earth is called insolation.

Answer 2

Explanation:

Insolation is the amount of solar radiation that is received by a planet. Some of this energy is absorbed or reflected by the atmosphere, if there is one, and some reaches the surface.