Question 1

A stream valley lengthens at the expense of the ________.

Accepted Answer

A)   levee
B)   delta
C)   interfluve
D)   alluvial fan
E)   peneplainF) A) and B)
G) D) and E)

Question 2

A centripetal drainage pattern is essentially the opposite of a radial pattern.

Accepted Answer

A) True 
 B)False

Question 3

Any stream may lengthen its valley by ________ and delta formation.

Accepted Answer

A)   headward erosion
B)   siltation
C)   saltation
D)   alluvial deposition
E)   none of the aboveF) B) and D)
G) A) and D)

Question 4

A steep walled defile with a V-shaped profile and narrow valley floor would, according to the geomorphic cycle, be in the ________ stage.

Accepted Answer

A)   youthful
B)   mature
C)   old age
D)   peneplain
E)   equilibriumF) B) and D)
G) A) and D)

Question 5

Equilibrium theory has serious shortcomings in deserts and areas which are ________.

Accepted Answer

A)   mountainous
B)   within drainage basins
C)   tectonically stable
D)   at high latitudes
E)   at high altitudesF) B) and D)
G) A) and B)

Question 6

Most of a stream's transported material is classified as bedload.

Accepted Answer

A) True 
 B)False

Question 7

Which type of erosion generates the most sediment per square meter in the places where it occurs?

Accepted Answer

A)   sheet erosion
B)   splash erosion
C)   rill erosion
D)   gulley erosion
E)   erosion by raindropsF) B) and E)
G) A) and C)

Question 8

A(n)  ________ stream flows over a landscape that has been lifted so slowly so that the stream is able to maintain its course (even through mountains) .

Accepted Answer

A)   consequent
B)   subsequent
C)   antecedent
D)   superimposed
E)   channelizedF) C) and D)
G) A) and D)

Question 9

An imaginary surface extending beneath the continents which limits how deep streams may cut is ________.

Accepted Answer

A)   grade
B)   base level
C)   traction
D)   a trellis
E)   a knickpointF) B) and D)
G) A) and B)

Question 10

________ is a measure of the particle size a stream can transport.

Accepted Answer

A)   Gradient
B)   Equilibrium
C)   Force
D)   Competence
E)   CapacityF) A) and E)
G) C) and D)

Question 11

This drainage pattern looks like the veins on the underside of a leaf:

Accepted Answer

A)   trellis.
B)   radial.
C)   dendritic.
D)   annular.
E)   centripetal.F) A) and B)
G) B) and E)

Question 12

A ________ is one which has become adjusted so that its flow is just able to carry its sediment load.

Accepted Answer

The answer of A ________ is one which has become...

Question 13

Explain what circumstances make streamflow so unsystematic and irregular.

Accepted Answer

The answer of Explain what circumstances make streamflow so unsystematic...

Question 14

In a stream, water erodes more on the outside of bends than on the inside of bends.

Accepted Answer

A) True 
 B)False

Question 15

Water is the leading external shaper of landforms because of its ubiquity over the planet.

Accepted Answer

A) True 
 B)False

Question 16

A "bird's foot" pattern is indicative of a ________.

Accepted Answer

A)   captured stream
B)   peneplain
C)   knickpoint
D)   river delta
E)   downcutting streamF) B) and C)
G) A) and D)

Question 17

Which of the following is NOT a component of stream load?

Accepted Answer

A)   dissolved load
B)   suspended load
C)   bedload
D)   sediments undergoing saltation
E)   alluviumF) B) and D)
G) D) and E)

Question 18

Surface indicators of turbulence in streamflows include eddies and ________.

Accepted Answer

A)   meandering
B)   whirlpools
C)   braided streams
D)   dissolved load
E)   fluvial processesF) All of the above
G) A) and B)

Question 19

The load carried by overland flow past a point is generally small in comparison to what a stream can transport past a point.

Accepted Answer

A) True 
 B)False

Question 20

Downcutting is usually most prominent along the ________ part of a stream valley.

Accepted Answer

A)   lower
B)   upper
C)   delta
D)   interfluve
E)   none of the aboveF) B) and C)
G) A) and B)

Exam 16: Fluvial Processes

Most of a stream's transported material is classified as bedload.

Correct AnswerverifiedShow Answer

In a stream, water erodes more on the outside of bends than on the inside of bends.

Correct AnswerverifiedShow Answer

Which of the following is NOT a component of stream load?

Correct AnswerverifiedShow Answer

An imaginary surface extending beneath the continents which limits how deep streams may cut is ________.

Correct AnswerverifiedShow Answer

A "bird's foot" pattern is indicative of a ________.

Correct AnswerverifiedShow Answer

A ________ is one which has become adjusted so that its flow is just able to carry its sediment load.

Correct AnswerverifiedShow Answer

Which type of erosion generates the most sediment per square meter in the places where it occurs?

Correct AnswerverifiedShow Answer

Any stream may lengthen its valley by ________ and delta formation.

Correct AnswerverifiedShow Answer

This drainage pattern looks like the veins on the underside of a leaf:

Correct AnswerverifiedShow Answer

________ is a measure of the particle size a stream can transport.

Correct AnswerverifiedShow Answer

A centripetal drainage pattern is essentially the opposite of a radial pattern.

Correct AnswerverifiedShow Answer

Water is the leading external shaper of landforms because of its ubiquity over the planet.

Correct AnswerverifiedShow Answer

Equilibrium theory has serious shortcomings in deserts and areas which are ________.

Correct AnswerverifiedShow Answer

A stream valley lengthens at the expense of the ________.

Correct AnswerverifiedShow Answer

Downcutting is usually most prominent along the ________ part of a stream valley.

Correct AnswerverifiedShow Answer

The load carried by overland flow past a point is generally small in comparison to what a stream can transport past a point.

Correct AnswerverifiedShow Answer

A(n) ________ stream flows over a landscape that has been lifted so slowly so that the stream is able to maintain its course (even through mountains) .

Correct AnswerverifiedShow Answer

A steep walled defile with a V-shaped profile and narrow valley floor would, according to the geomorphic cycle, be in the ________ stage.

Correct AnswerverifiedShow Answer

Explain what circumstances make streamflow so unsystematic and irregular.

Correct AnswerverifiedShow Answer

Surface indicators of turbulence in streamflows include eddies and ________.

Correct AnswerverifiedShow Answer

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