Which of the following is NOT true about groundwater flow?

A. Water moves from areas where the water table is highest to areas where it is lowest.
B. In some igneous groundwater reservoirs, flow is determined by the orientation of fractures.
C. Excess pumping from wells can cause subsidence and reduction of porosity.
D. A decrease in the gradient (slope of the water table) increases the velocity.


Answer: D

Environmental & Atmospheric Sciences

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