The process whereby streams deepen their channel is known as
A)headwater erosion.
B)channel incision.
C)stream piracy.
D)saltation.
E)traction.

Question

Quizplus · Accepted Answer

Channel incision refers to the process of a stream deepening its channel through erosion. This can occur over time as the stream cuts down into the bedrock, or as a result of increased water velocity and discharge during floods. A is incorrect because headwater erosion refers to the erosion of the upper reaches of a stream. C refers to a process where one stream captures the drainage of another. D and E refer to different modes of sediment transport in a stream, but are not related to channel deepening.

The Process Whereby Streams Deepen Their Channel Is Known as