Entrenchment of a channel occurs because
A)the river flows from consolidated rock into a region composed of loose sediments.
B)rejuvenation occurs due to uplift.
C)isostatic downwarping of the crust occurs.
D)a decrease in stream gradient occurs.
E)a change in the bed load size-distribution occurs.

Question

Quizplus · Accepted Answer

Entrenchment of a channel typically occurs due to rejuvenation, which is often caused by uplift. This uplift increases the river's gradient, leading to increased erosion and the deepening of the channel.

Entrenchment of a Channel Occurs Because