After a major rainstorm in a humid climate and with no overland flow to a stream, why does the stream level rise almost immediately?
A)Groundwater seeps down to raise the water table and forces older groundwater out into the stream.
B)The groundwater moves very fast, through porous ground, to the stream.
C)The stream rise comes from farther up the drainage basin.
D)Actually it doesn't rise rapidly; it merely seems like it does.
E)The groundwater displaces older groundwater in the stream, over the water table.

Question

After a major rainstorm in a humid climate and with no overland flow to a stream, why does the stream level rise almost immediately?
A)Groundwater seeps down to raise the water table and forces older groundwater out into the stream. ​
B)The groundwater moves very fast, through porous ground, to the stream.
C)The stream rise comes from farther up the drainage basin.
D)Actually it doesn't rise rapidly; it merely seems like it does.
E)The groundwater displaces older groundwater in the stream, over the water table.

Quizplus · Accepted Answer

The rainwater infiltrates the ground, raising the water table, which forces older groundwater into the stream, causing the stream level to rise.

After a Major Rainstorm in a Humid Climate and with No