Headward Erosion makes the river longer. It happens near a river's source as throughflow and surface runoff causes erosion at the point the water enters the river channel (the valley head)
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What is Vertical Erosion?
Vertical Erosion deepens river channels. It happens in the upper stages of a river.
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What is Lateral Erosion?
Lateral Erosion makes the river wider. It happens in the middle and lower stages of a river.
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What is Hydraulic Action?
The pressure of the water breaks rock particles away from the bed and banks. It's strongest in rapids and waterfalls, and during floods.
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What is Abrasion?
Eroded pieces of rock in the water s
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Other cards in this set
Card 2
Front
What is Vertical Erosion?
Back
Vertical Erosion deepens river channels. It happens in the upper stages of a river.
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