Atmospheric pressure decreases as one moves to higher elevations because
A) the force of gravity is weaker on a mountain than at sea level.
B) it is much colder on a mountain than at sea level.
C) the air moves at higher speeds near mountains than over the oceans.
D) there is much less air above a mountain than above the oceans.

Question

Quizplus · Accepted Answer

Atmospheric pressure is the weight of the air above a certain point. As one moves to higher elevations, there is less air above that point, so the weight and therefore pressure decreases.

Atmospheric Pressure Decreases as One Moves to Higher Elevations Because