A stream becomes graded when
A)erosion and deposition are in equilibrium.
B)a local base level controls the stream.
C)a river achieves a longitudinal stream profile of a steeper upstream portion.
D)its basin becomes rejuvenated.
E)water supply is diminished.

Question

Quizplus · Accepted Answer

A stream becomes graded when erosion and deposition are in equilibrium, meaning the stream is neither eroding nor depositing sediment, resulting in a balance between its transporting capacity and the sediment load. This leads to a smooth, graded profile of the stream channel.

A Stream Becomes Graded When