Which of the following is likely to occur if the gradient of a stream increases? (Assume that the discharge and sediment load remain unchanged. )
A)the stream will begin to deposit more of its load.
B)the amount of aggradation in the channel will increase.
C)the amount of bed load transport will decrease.
D)the stream will begin to erode its channel and/or its banks.
E)the stream will stabilize.

Question

Quizplus · Accepted Answer

When the gradient of a stream increases, the velocity of the water will also increase. This increase in velocity will lead to the erosion of the stream channel and/or its banks. Therefore, choice D is the correct answer. The other options are unlikely to occur as they are not related to an increase in gradient.

Which of the Following Is Likely to Occur If the Gradient