Question

Air is made up of gas particles. These particles exert pressure on every object they collide against. This pressure is known as air pressure. Which of the following statements about air pressure is true?
A.
Warm air tends to have a higher air pressure than cold air.
B.
The atmosphere's air pressure does not vary.
C.
Air pressure increases as altitude increases.
D.
Air pressure decreases as altitude increases.

Answer 1

Answer:

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Answer 2

Answer:

D)Air pressure decrease as altitude increase