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GS Geography Physical Geography of World
Q.

Solar energy is received by the earth through:
Explanation:

ANS. (B) 
In physics, radiation is a process in which energetic particles or energetic waves travel through vacuum, or through matter-containing media that are not required for their propagation. The Earth receives 174 petawatts (PW) of incoming solar radiation (insolation) at the upper atmosphere.

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