Question 1

It is estimated that ________ percent of all contemporary erosion is accomplished by glaciers.

Accepted Answer

A)  0 
B)  7 
C)  43 
D)  76 
E)  nearly 100 
A)  0 
B)  7 
C)  43 
D)  76 
E)  nearly 100

Question 2

Where several valley glaciers have joined together, one result is ________.

Accepted Answer

A)  medial moraines 
B)  paternoster lakes 
C)  drumlins 
D)  eskers 
E)  aretes 
A)  medial moraines 
B)  paternoster lakes 
C)  drumlins 
D)  eskers 
E)  aretes

Question 3

________ is composed of stratified (layered) drift.

Accepted Answer

A)  A nunatak 
B)  An esker 
C)  A lateral moraine 
D)  A valley train 
E)  A drumlin 
A)  A nunatak 
B)  An esker 
C)  A lateral moraine 
D)  A valley train 
E)  A drumlin

Question 4

Glacial runoff primarily occurs ________.

Accepted Answer

A)  as ice in the winter 
B)  at night 
C)  after heavy snows 
D)  in the daytime 
E)  in the zone of accumulation 
A)  as ice in the winter 
B)  at night 
C)  after heavy snows 
D)  in the daytime 
E)  in the zone of accumulation

Question 5

The slow melting of blocks of stagnant ice in the land surface is the cause of ________.

Accepted Answer

A)  cirques 
B)  kettle holes 
C)  eskers 
D)  roche moutonnees 
E)  ground moraines 
A)  cirques 
B)  kettle holes 
C)  eskers 
D)  roche moutonnees 
E)  ground moraines

Question 6

"Larsen A" and "Wilkins" are names associated with Antarctic ice.

Accepted Answer

A) True 
 B)False

Question 7

At its maximum extent, ice covered almost ________ of the Earth's land surface.

Accepted Answer

A)  1/3 
B)  1/2 
C)  3/4 
D)  1/10 
E)  4/5 
A)  1/3 
B)  1/2 
C)  3/4 
D)  1/10 
E)  4/5

Question 8

Provide a reason why some scientists believe the Pleistocene is over and a reason why other scientists believe we are now in an interglacial stage. Why hasn't this controversy been solved?

Accepted Answer

The answer of Provide a reason why some scientists believe...

Question 9

Alaska seems to be alone in the world in terms of significant glacial shrinkage.

Accepted Answer

A) True 
 B)False

Question 10

Long tongues of ice which surround the margin of continental ice sheets are called ________.

Accepted Answer

A)  periglacials 
B)  nunataks 
C)  névé 
D)  outlet glaciers 
E)  none of the above 
A)  periglacials 
B)  nunataks 
C)  névé 
D)  outlet glaciers 
E)  none of the above

Question 11

The result of mountain glaciation is to ________ mountain topography.

Accepted Answer

A)  deepen 
B)  steepen 
C)  sharpen 
D)  erode 
E)  do all of the above 
A)  deepen 
B)  steepen 
C)  sharpen 
D)  erode 
E)  do all of the above

Question 12

Mountain streams running from a tributary valley to a main valley that has been glaciated frequently create ________.

Accepted Answer

A)  end moraines 
B)  till 
C)  waterfalls 
D)  cirques 
E)  kames 
A)  end moraines 
B)  till 
C)  waterfalls 
D)  cirques 
E)  kames

Question 13

The lower part of a glacier where there is a net annual loss of ice from melting and sublimation is the zone of ________.

Accepted Answer

A)  evaporation 
B)  striation 
C)  ablation 
D)  till 
E)  névé 
A)  evaporation 
B)  striation 
C)  ablation 
D)  till 
E)  névé

Question 14

The valley train is the same thing as an outwash plain.

Accepted Answer

A) True 
 B)False

Question 15

Most sediment in glacial regions consists of glacial flour.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is FALSE?

Accepted Answer

A)  Most rock debris is found near the bottom of a glacier. 
B)  Glacial flour comes out of the terminus of a glacier. 
C)  Glacial debris is rarely larger than 1 meter across. 
D)  A glacier moves its load downvalley at varying speeds depending upon conditions. 
E)  The middle of a mountain glacier tends to move faster than the edges. 
A)  Most rock debris is found near the bottom of a glacier. 
B)  Glacial flour comes out of the terminus of a glacier. 
C)  Glacial debris is rarely larger than 1 meter across. 
D)  A glacier moves its load downvalley at varying speeds depending upon conditions. 
E)  The middle of a mountain glacier tends to move faster than the edges.

Question 17

The Driftless Area is in ________.

Accepted Answer

A)  Montana 
B)  California 
C)  Texas 
D)  Florida 
E)  Wisconsin 
A)  Montana 
B)  California 
C)  Texas 
D)  Florida 
E)  Wisconsin

Question 18

An esker is formed by stagnant meltwater in a glacial crevasse.

Accepted Answer

A) True 
 B)False

Question 19

The presence of multiple medial moraines indicates ________.

Accepted Answer

A)  several glaciers have joined 
B)  ablation is greater than accumulation 
C)  accumulation is greater than ablation 
D)  glacial erosion is particularly weak 
E)  the presence of a glacial surge 
A)  several glaciers have joined 
B)  ablation is greater than accumulation 
C)  accumulation is greater than ablation 
D)  glacial erosion is particularly weak 
E)  the presence of a glacial surge

Question 20

The movement of a glacier is normally measured in ________ per day.

Accepted Answer

A)  centimeters 
B)  meters 
C)  tens of meters 
D)  kilometers 
E)  tens of kilometers 
A)  centimeters 
B)  meters 
C)  tens of meters 
D)  kilometers 
E)  tens of kilometers

It is estimated that ________ percent of all contemporary erosion is accomplished by glaciers.

Where several valley glaciers have joined together, one result is ________.

________ is composed of stratified (layered) drift.

Glacial runoff primarily occurs ________.

The slow melting of blocks of stagnant ice in the land surface is the cause of ________.

"Larsen A" and "Wilkins" are names associated with Antarctic ice.

At its maximum extent, ice covered almost ________ of the Earth's land surface.

Provide a reason why some scientists believe the Pleistocene is over and a reason why other scientists believe we are now in an interglacial stage. Why hasn't this controversy been solved?

Alaska seems to be alone in the world in terms of significant glacial shrinkage.

Long tongues of ice which surround the margin of continental ice sheets are called ________.

The result of mountain glaciation is to ________ mountain topography.

Mountain streams running from a tributary valley to a main valley that has been glaciated frequently create ________.

The lower part of a glacier where there is a net annual loss of ice from melting and sublimation is the zone of ________.

The valley train is the same thing as an outwash plain.

Most sediment in glacial regions consists of glacial flour.

Which of the following is FALSE?

The Driftless Area is in ________.

An esker is formed by stagnant meltwater in a glacial crevasse.

The presence of multiple medial moraines indicates ________.

The movement of a glacier is normally measured in ________ per day.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climatic and Climate Change

The Hydrosphere

Cycles and Patterns in the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Erosion: Weathering and Mass Wasting

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Coastal Processes and Terrain

Filters

Exam 19: Glacial Modification of Terrain

It is estimated that ________ percent of all contemporary erosion is accomplished by glaciers.

Where several valley glaciers have joined together, one result is ________.

________ is composed of stratified (layered) drift.

Glacial runoff primarily occurs ________.

The slow melting of blocks of stagnant ice in the land surface is the cause of ________.

"Larsen A" and "Wilkins" are names associated with Antarctic ice.

At its maximum extent, ice covered almost ________ of the Earth's land surface.

Provide a reason why some scientists believe the Pleistocene is over and a reason why other scientists believe we are now in an interglacial stage. Why hasn't this controversy been solved?

Alaska seems to be alone in the world in terms of significant glacial shrinkage.

Long tongues of ice which surround the margin of continental ice sheets are called ________.

The result of mountain glaciation is to ________ mountain topography.

Mountain streams running from a tributary valley to a main valley that has been glaciated frequently create ________.

The lower part of a glacier where there is a net annual loss of ice from melting and sublimation is the zone of ________.

The valley train is the same thing as an outwash plain.

Most sediment in glacial regions consists of glacial flour.

Which of the following is FALSE?

The Driftless Area is in ________.

An esker is formed by stagnant meltwater in a glacial crevasse.

The presence of multiple medial moraines indicates ________.

The movement of a glacier is normally measured in ________ per day.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climatic and Climate Change

The Hydrosphere

Cycles and Patterns in the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Erosion: Weathering and Mass Wasting

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Coastal Processes and Terrain

Filters