Please help me I'll give brainliest!!

Answer:
If warm moist air rises, it will expand and cool. As it cools, the relative humidity will increase and water will condense. It can then fall back to the earth as precipitation. ... As air rises, it expands because there is less atmospheric pressure at higher altitudes.
Explanation:
hope this helps :)
btw im in flvs to
Answer:
I believe it is B
Explanation:
Cold air goes beneath warm air. Warm air can't just move to the poles, it's much more complicated. Global temperatures wouldn't just decrease because of this. Hope this helps :)