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2.14 Evolution of a Stream

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Last updated over 5 years ago
11 questions
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Question 1
1.

Look at the image above. At which location is the greatest amount of sediment most likely being deposited?

Question 2
2.

Explain why the water depth at point A is greater than the water depth at point C

Question 3
3.

Describe why the rate of erosion is always more dominant than the rate of deposition on the outside of a curve.

Question 4
4.

A decrease in the velocity of this stream will most likely cause an increase in

Question 5
5.

At which locations is erosion dominant over deposition?

Question 6
6.

The accompanying table above shows the rate of erosion and the rate of deposition at four stream locations. A state of dynamic equilibrium exists at location

Question 7
7.

Why does equlibrium exist at this location?

Question 8
8.

Would you expect the stream to be deeper at Point A or Point B? Explain

Question 9
9.

Which of the cross sections above represents the stream bottom from A to B?

Question 10
10.

Describe any conditions that might cause the rate of erosion in a stream to increase

Question 11
11.

The map above shows a meandering river. Points A and B are locations on the banks of the river. What are the dominant processes occurring at locations A and B?