题目内容

Solifluction occurs during the warmer months of the melt season.

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Slow forms of mass wasting such as creep and solifluction are considered slow because they are restricted to gentle slopes and cannot achieve the same velocity.

What is the slowest form of mass wasting?

A. Slump
B. Debris Flow
Creep
D. Earthflow

Slumps involve a mass of soil or other material sliding along a curved, rotational surface

Which factor exerts the greatest control over the velocity of debris flows and the distance they will travel?A) B) C) D)

A. Vegetation
B. Water content
C. Slope angle
D. Friction