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Moon has no atmosphere because

A. it has no population

B. it is quite far off

C. its surface is full of rocks

D. its gravity is not sufficient for any atmosphere to hold on to it

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
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  3. The rocket engine is motivated by jet propulsion which uses the famous
  4. Why is it cool near an open pond on a hot summer day?
  5. Which force is used when milk is churned to separate cream?
  6. When a steel ball is placed on the surface of mercury, it does not sink because
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  17. When we sweat, we feel comfortable under a fan because
  18. A pair of stars that revolve round each other is
  19. The speed of sound in air at 0° C is approximately
  20. A device used to measure heights above sea level is known as
  21. The image formed by a plane mirror is
  22. Which of the following wires of same dimensions offers least resistance to the ,flow of current?
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  24. The Solar System lies near the edge of a galaxy known as
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