Discussion
The portion of incident radiation (energy) without heating that surface reflected back from a surface of a body is called:
Answer: C
This is the albedo.
It is the fraction of incident radiation reflected without heating the surface, expressed as a percentage or a fraction. Fresh snow reflects about 80 per cent, cloud 50 to 70, forest 10 to 20, and the ocean under 10. The earth's average is about 30 per cent.
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