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dusya [7]
3 years ago
11

The polar jet stream is an air current that flows across North America. It flows much faster in winter than it does in summer. W

hy is it faster in the winter?
A: Northern air has more oxygen in winter.

B: Northern air is warmer in winter.

C: Northern air is colder in winter.

D: Northern air is drier in winter.
Chemistry
1 answer:
krok68 [10]3 years ago
7 0

Answer:

c

Explanation:

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