Wintertime Atlantic mP air masses are less likely to move into the United States than those along the Pacific coast primarily because the ____.
A) water is colder along the Pacific coast
B) prevailing winds aloft are westerly
C) source region for mP air on the Atlantic coast is western Europe
D) water is warmer along the Atlantic coast

Question

Quizplus · Accepted Answer

The prevailing winds aloft for the United States are westerly, meaning that air masses from the Pacific coast are more likely to move into the country than those from the Atlantic coast. This is because the Pacific coast lies to the west of the United States and the prevailing winds blow from west to east.

Wintertime Atlantic MP Air Masses Are Less Likely to Move