Content Frame
Note for screen reader users: There is text between the form elements on this page. To be sure that you do not miss any text, use item by item navigation methods, rather than tabbing from form element to form element.
Skip Breadcrumb Navigation
Home  arrow Chapter 7  arrow Understanding the Concepts

Understanding the Concepts



This activity contains 15 questions.

Question 1.
Within the question text below, there is one text entry field where you can enter your answer.

The is the flat surface adjacent to a river channel. 

Open Hint for Question 1 in a new window.
End of Question 1


Question 2.
Which of the following is the definition of a stream’s gradient?


Open Hint for Question 2 in a new window.
 
End of Question 2


Question 3.
This question has to do with the sediment carried in a river.




Open Hint for Question 3 in a new window.
A matching question presents 4 answer choices and 4 items. The answer choices are lettered A through D. The items are numbered 3.1 through 3.4. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A moves by bouncing, rolling, or skipping of particles along the bottom of the channel
B accounts for 90 percent of the total load of the river
C comprised of all the sediment that is moved in a river.
D carried in chemical solution
[hint] 
 
 
 
End of Question 3


Question 4.
The largest particle a river can transport is called its _______ and the total load of sediment that a river carries in a given time is called its _______.


Open Hint for Question 4 in a new window.
 
End of Question 4


Question 5.
True or False? The flood hazard associated with alluvial fans and deltas is different from hazards in a river valley and floodplain environment.


Open Hint for Question 5 in a new window.
 
End of Question 5


Question 6.
What type of channels are characterized by numerous gravel bars and islands that divide and reunite the channel?


Open Hint for Question 6 in a new window.
 
End of Question 6


Question 7.
In a meandering stream, where does erosion take place most rapidly?


Open Hint for Question 7 in a new window.
 
End of Question 7


Question 8.
The most important causes of river floods include what?


Open Hint for Question 8 in a new window.
 
End of Question 8


Question 9.
True or False? The more damaging floods are upstream floods, because they occur so quickly.


Open Hint for Question 9 in a new window.
 
End of Question 9


Question 10.
The _______ a flood is, the ______ frequently it is likely to occur.


Open Hint for Question 10 in a new window.
 
End of Question 10


Question 11.
True or false? Urbanization increases lag time, leading to increased flooding.


Open Hint for Question 11 in a new window.
   
 
End of Question 11


Question 12.
What is riprap?


Open Hint for Question 12 in a new window.
 
End of Question 12


Question 13.
The Kissimmee River, in Florida, is an example of a failed attempt at what?


Open Hint for Question 13 in a new window.
 
End of Question 13


Question 14.
Which of the following is/are involved in flood-proofing?


Open Hint for Question 14 in a new window.
 
End of Question 14


Question 15.
Which of the following is a method of flood prevention?


Open Hint for Question 15 in a new window.
 
End of Question 15





Pearson Copyright © 1995 - 2010 Pearson Education . All rights reserved. Pearson Prentice Hall is an imprint of Pearson .
Legal Notice | Privacy Policy | Permissions

Return to the Top of this Page