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Questions and Answers
What is a knickpoint?
What is a knickpoint?
- The point where old erosion levels meet new (correct)
- A flat area created by erosion
- A location where land is uplifted
- An area where sediment builds up
Paired terraces result from upward erosion.
Paired terraces result from upward erosion.
False (B)
What natural feature is commonly formed at a knickpoint?
What natural feature is commonly formed at a knickpoint?
Waterfall
A new valley is carved into the old valley, creating __________ terraced landforms.
A new valley is carved into the old valley, creating __________ terraced landforms.
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Match the following terms with their correct descriptions:
Match the following terms with their correct descriptions:
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Study Notes
Knickpoint
- A point of sharp gradient change in a river bed
- Marks the transition between an old erosion level and a new one
- Examples of Knickpoints often form waterfalls
Paired Terraces
- Formed by downward erosion of a river
- Represents a "valley within a valley"
- The floor of the original valley forms terraces on either side of the river
- Occurs when a meandering river cuts a deep valley through underlying bedrock.
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