In mountain streams that are steep with high stream velocities, which pattern of erosion is the most common?
A) Channel bed is eroded faster than the channel sides
B) Channel sides are eroded faster than channel bed
C) Channel bed and channel sides are eroded equally

Question

Quizplus · Accepted Answer

In steep mountain streams with high velocities, the force of the water primarily acts downwards, causing the channel bed to erode faster than the channel sides. This is due to the gravitational pull and the concentrated energy of the flowing water impacting directly on the bed.

In Mountain Streams That Are Steep with High Stream Velocities