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A _______ forms when stagnant, glacial ice melts after being buried by drift.


A) drumlin
B) pluvial delta
C) kettle
D) tarn

E) All of the above
F) A) and B)

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Which process occurs where a glacier enters the sea?


A) drowning
B) calving
C) surging
D) kaming

E) A) and B)
F) A) and C)

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The ______was the most recent Pleistocene glacial episode in North America.


A) Wisconsinan
B) Dakotan
C) Kansan
D) Indianan

E) A) and D)
F) A) and C)

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What term denotes a glacial valley that was partly flooded as sea level rose?

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Which one of the following applies to a valley glacier that lengthens (extends its terminus downslope) over a period of many years?


A) Accumulation and wastage are about equal.
B) Accumulation exceeds wastage.
C) Wastage exceeds accumulation.

D) A) and B)
E) A) and C)

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What general term denotes wastage of a glacier?

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The upper 40 meters or so of a glacier is known as the zone of______ .

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Would most features of alpine glaciation be preserved in the geologic record? Why or why not? What about continental glaciation?

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Alpine glaciations accentuate the irregu...

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A(n) ______is likely to host a waterfall or steep rapids today.


A) striated drumlin
B) outwash plain
C) horn peak
D) hanging valley

E) None of the above
F) C) and D)

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A fiord is ______.


A) a large, kettle- pocked moraine left as an island when sea level rises following melting of the ice
B) a glacier- cut valley that is dammed by an end moraine and a large lake is formed
C) a stream valley, deepened by glacial erosion, that floods as sea level rises
D) a glacier- cut valley which sinks below sea level due to glacial rebound after the ice melts

E) B) and C)
F) C) and D)

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A ______is an erosional feature specifically produced by alpine glaciation.


A) lateral moraine
B) U- shaped valley
C) crevasse spur
D) drumlin

E) B) and D)
F) B) and C)

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______was a very large, pluvial lake in Utah during the Pleistocene Epoch.


A) Lake Mead
B) Lake Bonneville
C) Lake Caspian
D) Lake Aral

E) A) and D)
F) B) and D)

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How do icebergs in the North Atlantic Ocean originate?


A) as masses of sea ice that float southward from the Arctic Ocean
B) as large masses of sea ice that float northward from Antarctica
C) as calved blocks of glacial ice that float northward from Antarctica
D) by calving of large piedmont glaciers in Greenland

E) A) and C)
F) None of the above

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Which one of the following statements concerning glaciers is NOT true?


A) Piedmont glaciers form on lowlands at the base of mountainous terrain.
B) Ice sheets are larger than ice caps.
C) Long, extended, alpine glaciers occupied valleys in most high, mountainous areas in the United States, Canada, and Europe at one or more times during the past two million years.
D) The volume of water tied up in the Antarctic ice sheet is about the same as the total discharge of the Amazon River in one year.

E) None of the above
F) A) and B)

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A(n) ______represents a former meltwater channel or tunnel in glacial ice that was filled with sand and gravel.


A) valley plain
B) kettle
C) yazoo ridge
D) esker

E) A) and B)
F) A) and C)

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Where are the largest kettles located?


A) Michigan
B) Iowa
C) Massachusetts
D) Minnesota

E) A) and C)
F) A) and B)

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A(n)______is a narrow, winding ridge composed of outwash deposited in a tunnel or channel cut into stagnant, glacial ice.

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List the two, major mechanisms of glacial flow.

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plastic fl...

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Unusually rapid, forward movements of glaciers are called______ .

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