Question 1

Bridal Veil Falls in Yosemite National Park is an example of a(n)_______.

Accepted Answer

The answer of Bridal Veil Falls in Yosemite National Park...

Question 2

______is an irregular, usually thin till layer laid down by a retreating glacier.

Accepted Answer

A)  Kame sheet
B)  Terminal moraine
C)  Ground moraine
D)  Outwash blanket

Question 3

Which of the following is often associated with a cirque basin in high, mountainous terrain?

Accepted Answer

A)  kettle pond
B)  tarn lake
C)  loon lake
D)  arête pond

Question 4

______are smoothly tapered, elongated hills of till shaped by an overriding, continental ice sheet.

Accepted Answer

The answer of ______are smoothly tapered, elongated hills of till...

Question 5

Which of the following factors did not contribute to climate change?

Accepted Answer

A)  variations in the chemical composition of the atmosphere
B)  variations of the Earth's orbit
C)  circulation of ocean currents
D)  changes in solar flares

Question 6

Which of the following glacial features would typically be found in close proximity to each other?

Accepted Answer

A)  outwash plain and horn
B)  cirque and terminal moraine
C)  drumlin and fiord
D)  hanging valley and truncated spur

Question 7

______is the best explanation for a glacial surge.

Accepted Answer

A)  Crevasses opening suddenly near the snout of a glacier
B)  Heavy snowfalls resulting in avalanches in the zone of accumulation
C)  Melting at the base of the glacier resulting in increased rates of basal slip
D)  The climate cools suddenly and a retreating glacier begins to advance

Question 8

A(n) ______is a depositional feature composed of till and only associated with continental glaciation, not with alpine glaciers.

Accepted Answer

A)  outwash deposit
B)  moraine
C)  drumlin
D)  cirque

Question 9

Which one of the following could not have significantly affected climatic variations and advances and retreats of ice sheets during the Pleistocene epoch?

Accepted Answer

A)  variations in the Sun's energy output
B)  wobbling of Earth's rotational axis
C)  movements of Earth's tectonic plates
D)  precession of Earth's orbit

Question 10

Which is the only continent without glaciers?

Accepted Answer

A)  South America
B)  Australia
C)  Europe
D)  Africa

Question 11

During the Pleistocene glacial epoch, pluvial lakes were common in valley regions of what part of the United States?

Accepted Answer

The answer of During the Pleistocene glacial epoch, pluvial lakes...

Question 12

What is the oldest, Pleistocene, glacial stage in North America?

Accepted Answer

The answer of What is the oldest, Pleistocene, glacial stage...

Question 13

Which type of glacial drift is deposited by glacial meltwater?

Accepted Answer

A)  stratified drift
B)  unsorted sediment
C)  till
D)  basaltic flows

Question 14

What type of moraine is formed by the merging of two lateral moraines at a junction of two valley glaciers?

Accepted Answer

A)  ground
B)  medial
C)  recessional
D)  kettle

Question 15

What is the name for the very large, pluvial lake that once existed in northwestern Utah?

Accepted Answer

The answer of What is the name for the very...

Question 16

Valleys deeply eroded by alpine glaciers have what characteristic, cross- valley profile?

Accepted Answer

The answer of Valleys deeply eroded by alpine glaciers have...

Question 17

A(n)______is a closed depression formed by melting of an ice block buried in a moraine or outwash plain.

Accepted Answer

The answer of A(n)______is a closed depression formed by melting...

Question 18

Who performed the extensive fieldwork that supported the 1821 hypothesis put forth by I. Venetz?

Accepted Answer

A)  M. Milankovitch
B)  L. Agassiz
C)  J. D. Hays
D)  I Venetz

Question 19

All of the following descriptions apply to stratified drift (not glacial till) EXCEPT for______ .

Accepted Answer

A)  depositions of streamlined asymmetrical hills
B)  deposited by glacial meltwater streams
C)  deposits of sand and gravel
D)  deposits are often layered and well- sorted

Question 20

Where are the only present- day continental ice sheets?

Accepted Answer

A)  Antarctica and Northern Canada
B)  Greenland and Antarctica
C)  Iceland and Antarctica
D)  Greenland and Iceland

Exam 15: Glaciers and Glaciation

Which type of glacial drift is deposited by glacial meltwater?

Correct AnswerverifiedShow Answer

Bridal Veil Falls in Yosemite National Park is an example of a(n)_______.

Correct AnswerverifiedShow Answer

Where are the only present- day continental ice sheets?

Correct AnswerverifiedShow Answer

Who performed the extensive fieldwork that supported the 1821 hypothesis put forth by I. Venetz?

Correct AnswerverifiedShow Answer

______is the best explanation for a glacial surge.

Correct AnswerverifiedShow Answer

A(n) ______is a depositional feature composed of till and only associated with continental glaciation, not with alpine glaciers.

Correct AnswerverifiedShow Answer

Which one of the following could not have significantly affected climatic variations and advances and retreats of ice sheets during the Pleistocene epoch?

Correct AnswerverifiedShow Answer

All of the following descriptions apply to stratified drift (not glacial till) EXCEPT for______ .

Correct AnswerverifiedShow Answer

Which of the following factors did not contribute to climate change?

Correct AnswerverifiedShow Answer

Which is the only continent without glaciers?

Correct AnswerverifiedShow Answer

Which of the following is often associated with a cirque basin in high, mountainous terrain?

Correct AnswerverifiedShow Answer

What is the name for the very large, pluvial lake that once existed in northwestern Utah?

Correct AnswerverifiedShow Answer

______are smoothly tapered, elongated hills of till shaped by an overriding, continental ice sheet.

Correct AnswerverifiedShow Answer

A(n)______is a closed depression formed by melting of an ice block buried in a moraine or outwash plain.

Correct AnswerverifiedShow Answer

What type of moraine is formed by the merging of two lateral moraines at a junction of two valley glaciers?

Correct AnswerverifiedShow Answer

Which of the following glacial features would typically be found in close proximity to each other?

Correct AnswerverifiedShow Answer

What is the oldest, Pleistocene, glacial stage in North America?

Correct AnswerverifiedShow Answer

______is an irregular, usually thin till layer laid down by a retreating glacier.

Correct AnswerverifiedShow Answer

Valleys deeply eroded by alpine glaciers have what characteristic, cross- valley profile?

Correct AnswerverifiedShow Answer

During the Pleistocene glacial epoch, pluvial lakes were common in valley regions of what part of the United States?

Correct AnswerverifiedShow Answer

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