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Question
What is the primary source of wind energy?
Options:
A .  Moon
B .  Sun
C .  Hot magma
D .  Gravitation
Answer: Option B
:
B
Solar energy is the primary source of energy for almost all the energy conversion.
Wind is caused by differences in the atmospheric pressure which is causeddue to differential heating by sun light.When a difference in atmospheric pressure exists, air moves from the higher to the lower pressure area.

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