Where do mountain streams get most of their load of sediment?
A) landslides, slope failures, and erosion of the mountain sides
B) downward incision into bedrock
C) abrasion of bedrock along the bottom of the channel
D) alluvial fans

Question

Quizplus · Accepted Answer

Mountain streams primarily acquire their sediment load through landslides, slope failures, and the erosion of mountain sides, as these processes directly deposit debris into the streams.

Where Do Mountain Streams Get Most of Their Load of Sediment