Q134
In the earth's atmosphere, the atmospheric pressure ________
A.
Increases with height
B.
Decreases with height
AnswerC.
Remains constant with height
D.
First increases and then decreases with height
Answer: Option B
Solution
Answer: Option B
Solution:
In the earth's atmosphere, the atmospheric pressure decreases with increasing altitude. The pressure at any level in the atmosphere may be interpreted as the total weight of the air above a unit area at any elevation. At higher elevations, there are fewer air molecules above a given surface than a similar surface at lower levels.