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Chapter Test


Select the most appropriate response for each of the following questions.


This activity contains 26 questions.

Question 1.
The upper limit of the zone of saturation is called the __________.

 
End of Question 1


Question 2.
Much of the water that flows in rivers is not direct runoff from rain or snowmelt, but originates as groundwater.

   
 
End of Question 2


Question 3.
__________ are streams that gain water from the inflow of groundwater through the streambed.

 
End of Question 3


Question 4.
Porosity is the __________.

 
End of Question 4


Question 5.
Permeable layers of rock, such as sand or gravel, that transmit groundwater freely are referred to as __________.

 
End of Question 5


Question 6.
A permeable rock layer that transmits water freely is referred to as an aquifer.

   
 
End of Question 6


Question 7.
The mathematical relationship that relates groundwater velocity, head, length of flow, and permeability is __________.

 
End of Question 7


Question 8.
An intermittent hot spring that ejects a fountain of hot water and steam with great force is called a(n) __________.

 
End of Question 8


Question 9.
What is the source of heat for most hot springs and geysers? Visit this About Geysers page for more information.

 
End of Question 9


Question 10.
According to the information in this About Geysers page, which geyser field contains more than half of the world's geysers?

 
End of Question 10


Question 11.
As water is withdrawn from a well, the water table drops around the well and forms a(n) __________.

 
End of Question 11


Question 12.
The term artesian is applied to __________.

 
End of Question 12


Question 13.
All artesian wells are free-flowing.

   
 
End of Question 13


Question 14.
The __________ aquifer, an important groundwater source for irrigation, extends beneath a large portion of the High Plains.

 
End of Question 14


Question 15.
The hydraulic gradient of a water table is determined by dividing the __________ by the length of flow between the recharge and discharge points.

 
End of Question 15


Question 16.
A good approximation of the rate that groundwater moves would be __________. You might find the information at this site helpful.

 
End of Question 16


Question 17.
The level of the water table is important in predicting all of the following EXCEPT __________.

 
End of Question 17


Question 18.
Land subsidence is an environmental problem that can be caused by groundwater withdrawal.

   
 
End of Question 18


Question 19.
Regions of irregular terrain formed when groundwater dissolves rock are said to exhibit __________ topography.

 
End of Question 19


Question 20.
Most caverns are created __________.

 
End of Question 20


Question 21.
Karst topography is most likely to develop in regions with limestone bedrock and a wet climate.

   
 
End of Question 21


Question 22.
Most karst landscapes are underlain by the rock __________.

 
End of Question 22


Question 23.
From where did the name "karst" originate? You might find this site useful and informative.

 
End of Question 23


Question 24.
The various dripstone features found in caves are collectively called speleothems.

   
 
End of Question 24


Question 25.
Stalactites and stalagmites are examples of __________.

 
End of Question 25


Question 26.
Which one of the following would NOT be a characteristic feature of a karst landscape?

 
End of Question 26





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