Question

Why are rills and gullies more likely to form in steep mountains than in flat valleys ? A) water moves more slowly down steep gradients , which allows the formation of channels . B) water moves faster down steep gradients , which increases erosion and the formation of channels . C) vegetation in valleys soak up more of the water , which decreases runoff and erosion . D) none of the above

Answer 1

A) water moves more slowly down steep gradients , which allows the formation of channels

B) water moves faster down steep gradients , which increases erosion and the formation of channels

C) vegetation in valleys soak up more of the water , which decreases runoff and erosion

D) none of the above