Question 1

Briefly explain what will happen to a stream's behavior if one drains a lake that is a temporary base level for that stream.

Accepted Answer

Drainage of a lake,which serves as a tem...

Question 2

What is the gradient of a stream?

Accepted Answer

Stream gradient is the slope o...

Question 3

Name three of the processes involved in the evolution of valleys.

Accepted Answer

downcutting,lateral ...

Question 4

Flow at all but the slowest velocities is turbulent.

Accepted Answer

A) True 
 B)False

Question 5

A change in base level leading to formation of stream terraces can come about by ____________________ of the land over which the stream flows or a(n)____________________ of sea level.

Accepted Answer

The answer of A change in base level leading to...

Question 6

In all types of power plants

Accepted Answer

A)   potential energy converts to kinetic energy to generate electricity.
B)   a spinning turbine connected to a generator containing a coil of wire produces electricity.
C)   fossil fuels are burned to generate electricity.
D)   water is heated to generate steam, which turns turbines and generates electricity.E) B) and D)
F) B) and C)

Question 7

What has been the effect of the Aswan Dam on farming in Egypt?

Accepted Answer

Without the annual floods,the ...

Question 8

What causes a delta to form?

Accepted Answer

The stream's velocity decrease...

Question 9

The ideal graded stream has a balance among what five factors?

Accepted Answer

gradient,discharge,f...

Question 10

What is (are)the source(s)of the dissolved load in most streams?

Accepted Answer

The dissolution of s...

Question 11

Flow in which there is no mixing between parallel layers in the water is known as what?

Accepted Answer

A)   turbulent flow
B)   outflow
C)   intermittent flow
D)   laminar flow
E)   stream flowF) C) and D)
G) B) and E)

Question 12

Most of a stream's kinetic energy is involved in eroding and transporting sediment.

Accepted Answer

A) True 
 B)False

Question 13

Mass wasting can be an important source of sediment carried in a stream.

Accepted Answer

A) True 
 B)False

Question 14

Describe where flow velocity is highest in a semi-straight channel.Why is this the case?

Accepted Answer

Flow velocity is highest in the center o...

Question 15

The total surface region that provides runoff to a stream system is known as a(n)____________________.

Accepted Answer

The answer of The total surface region that provides runoff...

Question 16

A dry surface has a higher infiltration capacity than a moist surface.

Accepted Answer

A) True 
 B)False

Question 17

Water that returns to the oceans as surface flow from streams is ____________________.

Accepted Answer

The answer of Water that returns to the oceans as...

Question 18

Briefly explain the trade-offs that accompany any flood control project.

Accepted Answer

The obvious benefits of controlling floo...

Question 19

The Mississippi Delta is a good example of a

Accepted Answer

A)   tide-dominated delta.
B)   distributary channel.
C)   stream-dominated delta.
D)   mixed delta.E) B) and D)
F) A) and B)

Question 20

In what ways can water be temporarily stored,from a few years to a few thousand years,on land areas,before returning to the oceans?

Accepted Answer

Water can be stored ...

Exam 12: Running Water Streams and Rivers

Flow at all but the slowest velocities is turbulent.

Correct AnswerverifiedShow Answer

Most of a stream's kinetic energy is involved in eroding and transporting sediment.

Correct AnswerverifiedShow Answer

Mass wasting can be an important source of sediment carried in a stream.

Correct AnswerverifiedShow Answer

A change in base level leading to formation of stream terraces can come about by ____________________ of the land over which the stream flows or a(n)____________________ of sea level.

Correct AnswerverifiedShow Answer

The total surface region that provides runoff to a stream system is known as a(n)____________________.

Correct AnswerverifiedShow Answer

Describe where flow velocity is highest in a semi-straight channel.Why is this the case?

Correct AnswerverifiedFlow velocity is highest in the center o...View AnswerShow Answer

In all types of power plants

Correct AnswerverifiedShow Answer

In what ways can water be temporarily stored,from a few years to a few thousand years,on land areas,before returning to the oceans?

Correct AnswerverifiedWater can be stored ...View AnswerShow Answer

A dry surface has a higher infiltration capacity than a moist surface.

Correct AnswerverifiedShow Answer

Briefly explain what will happen to a stream's behavior if one drains a lake that is a temporary base level for that stream.

Correct AnswerverifiedDrainage of a lake,which serves as a tem...View AnswerShow Answer

Water that returns to the oceans as surface flow from streams is ____________________.

Correct AnswerverifiedShow Answer

Flow in which there is no mixing between parallel layers in the water is known as what?

Correct AnswerverifiedShow Answer

The Mississippi Delta is a good example of a

Correct AnswerverifiedShow Answer

What is the gradient of a stream?

Correct AnswerverifiedStream gradient is the slope o...View AnswerShow Answer

What causes a delta to form?

Correct AnswerverifiedThe stream's velocity decrease...View AnswerShow Answer

Briefly explain the trade-offs that accompany any flood control project.

Correct AnswerverifiedThe obvious benefits of controlling floo...View AnswerShow Answer

What has been the effect of the Aswan Dam on farming in Egypt?

Correct AnswerverifiedWithout the annual floods,the ...View AnswerShow Answer

The ideal graded stream has a balance among what five factors?

Correct Answerverifiedgradient,discharge,f...View AnswerShow Answer

Name three of the processes involved in the evolution of valleys.

Correct Answerverifieddowncutting,lateral ...View AnswerShow Answer

What is (are)the source(s)of the dissolved load in most streams?

Correct AnswerverifiedThe dissolution of s...View AnswerShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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A change in base level leading to formation of stream terraces can come about by of the land over which the stream flows or a(n) of sea level.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Flow velocity is highest in the center o...
View Answer

Correct Answer
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Correct Answer
verified
Water can be stored ...
View Answer

Correct Answer
verified

Correct Answer
verified
Drainage of a lake,which serves as a tem...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Stream gradient is the slope o...
View Answer

Correct Answer
verified
The stream's velocity decrease...
View Answer

Correct Answer
verified
The obvious benefits of controlling floo...
View Answer

Correct Answer
verified
Without the annual floods,the ...
View Answer

Correct Answer
verified
gradient,discharge,f...
View Answer

Correct Answer
verified
downcutting,lateral ...
View Answer

Correct Answer
verified
The dissolution of s...
View Answer