McqMate
| Q. |
Solar energy is received by the earth through – |
| A. | conduction |
| B. | radiation |
| C. | convection |
| D. | refraction |
| Answer» B. radiation | |
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Explanation: 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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