When two air masses collide at a front, one air mass may be pushed upward by the other. This is because ____.
A) one air mass is moving faster than the other
B) one air mass is denser than the other
C) pressure is falling in one air mass and rising in the other
D) one of the air masses encounters topographical features on the ground
Question 2
Instructions: Choose one answer from each pair or group of selections. You might expect to find record TEMPERATURES PRECIPITATION in a mountainous region in the tropics.
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