I think what ur answer is is a tropical cyclone. hope this helps.
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I think B because it involved friction
The answer is A, four weeks (the lunar cycle is about 29.5 days).
Answer:
b. the porous and permeable, saturated cone of depression in an aquitard.
Explanation:
An aquifer is an underground layer of water, surrounded by a porous, and saturated layer of water bearing rock. The aquifer is lined by a layer of bed of low permeability along its length. This layer is called an aquitard, and it usually forms a depression.