Mid-latitude cyclonic storms are better developed in the United States during the coldest months because the polar jet stream ____.
A) is weakest in the winter
B) moves farther north in the winter
C) is shut down in the winter
D) moves farther south in the winter

Question

Quizplus · Accepted Answer

The polar jet stream moves farther south in the winter, which allows for better development of mid-latitude cyclonic storms.

Mid-Latitude Cyclonic Storms Are Better Developed in the United States