How are slumps and slides different?

a. slumps are a type of sediment flow. slides are a type of slope failure.

b. slides are a type of sediment flow. slumps are a type of slope failure.

c. slumps happen very quickly. slides happen very slowly over time.

d. slides move sediment down pre- existing rock surfaces. slumps carve out curves of sediment.

D. Slides move sediment down pre- existing rock surfaces. Slumps carve out curves of sediment.

Explanation:

In a slides,the descending mass moves along a plane almost parallel to the slope of the surface.  it involves moving rocks down a pre-existing rock surface

slump involve movement along a curved surface. it is known as a rotational slumping.  

c. bronchi

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