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Question
Nearly 30% of the solar radiations return back to the space without contributing anything to the Earth’s surface temperature. This amount of radiation is known as
Options:
A .  Earth’s albedo
B .  mesopause
C .  tropopause
D .  Black body
Answer: Option A
Answer: (a)Albedo is the fraction of solar energy (shortwave radiation) reflected from the Earth back into space.

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