The atmosphere around the earth is held by:
Correct answer: C. Gravity
- A. Clouds
- B. Winds
- C. Gravity
- D. None of these options are correct
Explanation
The atmosphere around the earth is held by gravitational force or gravity due to the earth. The earth's gravity attracts the atmosphere and keeps it bound. Hence, C is the correct option.
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About Law of Universal Gravitation
Every two masses attract each other with a force proportional to the product of their masses and inversely proportional to the square of their separation, expressed as F = Gm₁m₂/r². Questions also involve the gravitational constant, vector direction, superposition of gravitational forces, and the distinction between gravitational force and gravitational field strength.
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Choose the correct option.