Erosion Flashcards

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1
Q

What is headward erosion

A

makes a river longer. Happens near a river’s source as throughflow and surface runoff causes erosion at the point the water enters the river channel.

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2
Q

What is vertical erosion

A

deepens river channels. Happens in the upper stage of the river

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3
Q

What is lateral erosion

A

makes the river wider. Happens in the middle and lower stages of a river

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