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Home  arrow Chapter 12  arrow Concept #5 Quiz

Concept #5 Quiz

Choose the best possible answer to the following questions about Key Concept 5 "Wind-related sedimentary deposition."

This activity contains 9 questions.

Question 1.
How does an obstacle start the formation of a “dune”?

 
End of Question 1


Question 2.
Which of the following is TRUE about sand dunes?


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


Question 3.
Match the terms for dunes with the appropriate description:



A matching question presents 3 answer choices and 3 items. The answer choices are lettered A through C. The items are numbered 3.1 through 3.3. 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 layers of sand that are inclined in the direction the wind is blowing, or has blown
B sand in mounds or ridges
C the leeward side of a sand mound or ridge
 
 
 
End of Question 3


Question 4.
Which of the following determines the slope of a slipface of a dune?


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


Question 5.
Match the type of dune with the appropriate description:



A matching question presents 5 answer choices and 5 items. The answer choices are lettered A through E. The items are numbered 5.1 through 5.5. 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 a series of long ridges that are separated by troughs and oriented at right angles to the prevailing wind
B long ridges of sand that form about parallel to the prevailing wind and where sand supplies are moderate
C small, solitary dunes shaped like crescents and with their tips pointing downwind
D isolated hills of sand that exhibit a complex form
E small, solitary dunes shaped like crescents and with their tips pointing upwind, similar in shape to the result of a finger pushed along the sand
 
 
 
 
 
End of Question 5


Question 6.
Identify each of the indicated sand dune types by selecting the correct response.



The letters A through D appear on an image associated with this question.

This question presents 4 items numbered 6.1 through 6.4. Each item is presented with a pulldown menu containing the letters A through D. For each item below, use the pull-down menu to select the letter that labels the correct part of the image.
End of Question 6


Question 7.
Match the type of dune with the description of how and/or where it forms:



A matching question presents 5 answer choices and 5 items. The answer choices are lettered A through E. The items are numbered 7.1 through 7.5. 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 form where the prevailing wind varies, but stays in the same quadrant of the compass
B form along coasts where vegetation partially covers the sand, and there are strong onshore winds and abundant sand
C form where supplies of sand are limited and the surface is relatively flat and hard, without vegetation
D form where wind is strongly variable, and where sand is plentiful
E form where the prevailing wind is steady, sand is plentiful and vegetation is sparse or absent
 
 
 
 
 
End of Question 7


Question 8.
Which is NOT a problem caused by the migration of dunes in desert regions?

 
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Question 9.
Which of the following is NOT a strong factor that influences the form and size of a dune?

 
End of Question 9





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