Question 1

Sediments deposited by glacial ice are_________ ; material deposited by glacial meltwater are_________ .

Accepted Answer

A)  unsorted; unsorted
B)  sorted; unsorted
C)  unsorted; sorted
D)  sorted; sorted

Question 2

A paternoster lake is a singular lake filling a small cirque basin behind risers of rock material.

Accepted Answer

A) True 
 B)False

Question 3

Combined,alpine glaciers and ice sheets cover about 10% of land surface.

Accepted Answer

A) True 
 B)False

Question 4

Several valley glaciers coalescing at the base of a mountain range form a(n)

Accepted Answer

A)  tidewater glacier.
B)  ice cap.
C)  cirque glacier.
D)  piedmont glacier.

Question 5

Describe the process of glacial movement.

Accepted Answer

Glacial ice behaves in a plastic manner;...

Question 6

The term periglacial refers to

Accepted Answer

A)  process and effects that existed during the last ice age.
B)  cold climate processes that shape landscapes,such as those near glaciers.
C)  areas that are on top of a glacier.
D)  regions that are too warm for ground ice.

Question 7

A glacier is an open system with inputs of snow and outputs of ice,meltwater,and water vapor.

Accepted Answer

A) True 
 B)False

Question 8

The general term for glacially deposited sediments is alluvium.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is CORRECT regarding the snowline?

Accepted Answer

A)  It decreases in elevation with increasing latitude.
B)  It occurs at approximately the same elevation at all latitudes because the environmental lapse rate is approximately the same at all latitudes.
C)  It increases in elevation with increasing latitude.

Question 10

The zone of seasonally frozen ground that exists between the subsurface permafrost layer and the ground surface is called the

Accepted Answer

A)  talik.
B)  gelifluction.
C)  active layer.
D)  discontinuous region.

Question 11

All snowflakes have six sides and show a remarkable degree of similarity to one another.

Accepted Answer

A) True 
 B)False

Question 12

An ice cap is the most extensive form of continental glacier.

Accepted Answer

A) True 
 B)False

Question 13

Describe the importance of periglacial processes.

Accepted Answer

Periglacial regions occupy over 20% of E...

Question 14

Why is glacial ice analogous to a metamorphic rock?

Accepted Answer

A)  It has a crystalline structure.
B)  It has a definite chemical composition.
C)  It forms as a result of recrystallization caused by pressure.
D)  It is solid.

Question 15

During the Pleistocene pluvial lakes formed in the _________United States as a result of_________.

Accepted Answer

A)  southwestern; melting glaciers
B)  eastern; ice deposits in till plains
C)  western; extended periods of wet conditions
D)  northeastern; melting glaciers

Question 16

Many western states rely heavily on snowmelt for their municipal water supplies.

Accepted Answer

A) True 
 B)False

Question 17

Calving leads to the formation of icebergs.

Accepted Answer

A) True 
 B)False

Question 18

A long,narrow glacially-eroded inlets in which the sea extends inland are known as

Accepted Answer

A)  tarns.
B)  paternoster.
C)  fjords.
D)  cirques.

Question 19

The upper portion of a glacier flows_________ the lower portion of the glacier.

Accepted Answer

A)  faster than
B)  slower than
C)  at the same speed as

Question 20

During the Pleistocene,there was as many as 18 glacial advances and retreats.

Accepted Answer

A) True 
 B)False

Exam 14: Snow Into Ice--The Basis of Glaciers

A glacier is an open system with inputs of snow and outputs of ice,meltwater,and water vapor.

Correct AnswerverifiedShow Answer

Many western states rely heavily on snowmelt for their municipal water supplies.

Correct AnswerverifiedShow Answer

Several valley glaciers coalescing at the base of a mountain range form a(n)

Correct AnswerverifiedShow Answer

Calving leads to the formation of icebergs.

Correct AnswerverifiedShow Answer

Describe the process of glacial movement.

Correct AnswerverifiedGlacial ice behaves in a plastic manner;...View AnswerShow Answer

The zone of seasonally frozen ground that exists between the subsurface permafrost layer and the ground surface is called the

Correct AnswerverifiedShow Answer

Sediments deposited by glacial ice are_________ ; material deposited by glacial meltwater are_________ .

Correct AnswerverifiedShow Answer

The general term for glacially deposited sediments is alluvium.

Correct AnswerverifiedShow Answer

Describe the importance of periglacial processes.

Correct AnswerverifiedPeriglacial regions occupy over 20% of E...View AnswerShow Answer

A paternoster lake is a singular lake filling a small cirque basin behind risers of rock material.

Correct AnswerverifiedShow Answer

Combined,alpine glaciers and ice sheets cover about 10% of land surface.

Correct AnswerverifiedShow Answer

The term periglacial refers to

Correct AnswerverifiedShow Answer

All snowflakes have six sides and show a remarkable degree of similarity to one another.

Correct AnswerverifiedShow Answer

An ice cap is the most extensive form of continental glacier.

Correct AnswerverifiedShow Answer

Which of the following is CORRECT regarding the snowline?

Correct AnswerverifiedShow Answer

During the Pleistocene,there was as many as 18 glacial advances and retreats.

Correct AnswerverifiedShow Answer

A long,narrow glacially-eroded inlets in which the sea extends inland are known as

Correct AnswerverifiedShow Answer

During the Pleistocene pluvial lakes formed in the _________United States as a result of_________.

Correct AnswerverifiedShow Answer

Why is glacial ice analogous to a metamorphic rock?

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The upper portion of a glacier flows_________ the lower portion of the glacier.

Correct AnswerverifiedShow Answer

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Glacial ice behaves in a plastic manner;...
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Sediments deposited by glacial ice are_ ; material deposited by glacial meltwater are_ .

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Periglacial regions occupy over 20% of E...
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During the Pleistocene pluvial lakes formed in the _United States as a result of_.

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Correct Answer
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