The __________ holds a planet’s atmosphere close to its surface.

Environmental Science
Aroma Ann0

A. Radiation
B. Gravity
C. Cloud cover
D. Moisture
E. Pressure

Our atmosphere is a mixture of gases that surround Earth. It is kept in place by the pull of Earth’s gravity. If Earth was a much smaller planet, like Mercury or Pluto, its gravity would be to weak to hold a large atmosphere.

Related Mcqs:

  1. If there is no atmosphere, the color of the sky will be __________?
  2. Heat transferred outward from the surface of the moon can take place by __________.
  3. The main atmospheric layer near the surface of earth is __________.
  4. The primary source of energy for the earth’s atmosphere is __________?
  5. The earth’s atmosphere is divided into layers based on the vertical profile of __________?
  6. The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating?
  7. The term meteor is applied to an interplanetary body:
  8. The increase of temperature
  9. The Parliament enjoys legislative power over subjects in __________?
  10. Although the polar regions radiate away more heat energy than they receive by insulation in the course of a year, they are prevented from becoming progressively colder each year by the__________?

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