Rivers Flashcards
What is river deposition?
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Deposition is the processes by which a river drops or deposits the material it is carrying (also known as its load) either in the river channel or on floodplains.
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What is river deposition?
What is a channel cross profile?
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A channel cross-profile is a cross-section of only the river channel.
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What is a channel cross profile?
Why is the cross profile of a river valley narrow and steep sided in the upper course?
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It becomes narrow and steep-sided in the upper course due to vertical erosion.
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Why is the cross profile of a river valley narrow and steep sided in the upper course?
What is hard engineering?
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Hard engineering involves the use of heavy machinery to build artificial structures which work against nature to reduce flood risk.
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What is hard engineering?
Why do rivers deposit sediment?
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Deposition occurs whenever a river loses energy and velocity falls.
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Why do rivers deposit sediment?