When water is pumped from a well it creates a cone-of-depression. What is the basic reason this sometimes causes problems?
A. it reverses the natural direction of groundwater flow
B. it causes increased pressure within the aquifer
C. it slows the natural rate of groundwater flow
D. it causes the water table to become flat
E. it causes the potentiometric surface to merge with the water table
Answer: A
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A. crash in the next century. B. begin to decrease by 2100. C. grow faster and faster over the next century. D. exceed 11 billion by 2100.
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A) north B) southern C) east D) west
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