How did this cone of depression in the groundwater form?
A)An artesian spring flowed upward on all sides.
B)The earth's rotation causes groundwater to twirl in a counterclockwise direction.
C)Groundwater is pumped from the well faster than it can flow to replenish what is lost.
D)Clay horizons cause perched water to flow away from a central point.

Question

How did this cone of depression in the groundwater form? 
A)An artesian spring flowed upward on all sides. 
B)The earth's rotation causes groundwater to twirl in a counterclockwise direction. 
C)Groundwater is pumped from the well faster than it can flow to replenish what is lost. 
D)Clay horizons cause perched water to flow away from a central point.

Quizplus · Accepted Answer

The cone of depression in the groundwater formed because the groundwater was being pumped out from the well at a faster rate than it could be replenished by natural processes. This caused the water level in the well to drop, creating a cone-shaped depression in the surrounding groundwater table.

How Did This Cone of Depression in the Groundwater Form