Question 1

Where is the Antarctic ice generally deepest?

Accepted Answer

A)  along the coastlines 
B)  on top of the mountains 
C)  on the ice shelves 
D)  in West Antarctica 
E)  at the South Pole 
A)  along the coastlines 
B)  on top of the mountains 
C)  on the ice shelves 
D)  in West Antarctica 
E)  at the South Pole

Question 2

Why does Antarctica have a few "dry valleys" not covered by ice?

Accepted Answer

Apparently they oriented towar

Question 3

Why can an glacier erode and carry rock even while it is retreating?

Accepted Answer

The retreat refers to the terminus of th

Question 4

Continental ice sheets smooth and round the terrain while mountain glaciations tend to ________.

Accepted Answer

A)  leave the terrain undisturbed 
B)  polish the terrain 
C)  steepen slopes and increase local relief 
D)  have similar effects 
E)  build mountains in the lower latitudes 
A)  leave the terrain undisturbed 
B)  polish the terrain 
C)  steepen slopes and increase local relief 
D)  have similar effects 
E)  build mountains in the lower latitudes

Question 5

The Great Lakes of the U.S./Canadian border are classic examples of paternoster lakes.

Accepted Answer

A) True 
 B)False

Question 6

A(n) ________ is created by a group of cirques eroding into a mountain peak.

Accepted Answer

A)  horn 
B)  cyclopean step 
C)  arete 
D)  tarn 
E)  truncated spurs 
A)  horn 
B)  cyclopean step 
C)  arete 
D)  tarn 
E)  truncated spurs

Question 7

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 recent "track record" in the last tw

Question 8

Which of the following does NOT belong with the others?

Accepted Answer

A)  outlet glaciers 
B)  cirque glaciers 
C)  piedmont glaciers 
D)  alpine glaciers 
E)  valley glaciers 
A)  outlet glaciers 
B)  cirque glaciers 
C)  piedmont glaciers 
D)  alpine glaciers 
E)  valley glaciers

Question 9

The Pleistocene Epoch ________.

Accepted Answer

A)  completely covered Earth's land surfaces 
B)  completely covered Earth's water surfaces 
C)  started about a billion years ago 
D)  is associated with the Laurentide ice sheet 
E)  may not yet have ended 
A)  completely covered Earth's land surfaces 
B)  completely covered Earth's water surfaces 
C)  started about a billion years ago 
D)  is associated with the Laurentide ice sheet 
E)  may not yet have ended

Question 10

A(n) ________ is an irregularly undulating surface of broad, low rises and shallow depressions. It is composed of unsorted materials deposited by an ice sheet.

Accepted Answer

A)  horn 
B)  cirque 
C)  escarpment 
D)  till plain 
E)  drumlin 
A)  horn 
B)  cirque 
C)  escarpment 
D)  till plain 
E)  drumlin

Question 11

A glacier grows when the accumulation zone grows faster than the ablation zone.

Accepted Answer

A) True 
 B)False

Question 12

Where can one find a glacier's equilibrium line?

Accepted Answer

A)  at the terminal moraine 
B)  at its head 
C)  near the cirque 
D)  along the zone of basal slip 
E)  between the accumulation and ablation zones 
A)  at the terminal moraine 
B)  at its head 
C)  near the cirque 
D)  along the zone of basal slip 
E)  between the accumulation and ablation zones

Question 13

Which of the below correctly describes the ice in a mountain glacier?

Accepted Answer

A)  never stops moving downhill 
B)  moves downhill only during times of high temperature 
C)  moves downhill when snow accumulation exceeds ablation 
D)  On the average, it moves downhill once every hundred years. 
E)  never stops moving uphill 
A)  never stops moving downhill 
B)  moves downhill only during times of high temperature 
C)  moves downhill when snow accumulation exceeds ablation 
D)  On the average, it moves downhill once every hundred years. 
E)  never stops moving uphill

Question 14

________ tends to smooth the surface over which a glacier moves.

Accepted Answer

A)  Abrasion 
B)  Plucking 
C)  Ablation 
D)  Quarrying 
E)  Corrosion 
A)  Abrasion 
B)  Plucking 
C)  Ablation 
D)  Quarrying 
E)  Corrosion

Question 15

Which of the following does NOT have a major concentration of contemporary mountain glaciers?

Accepted Answer

A)  Cascade Mountains, Washington 
B)  British Columbia, Canada 
C)  Appalachian Mountains 
D)  Central Asia 
E)  New Zealand 
A)  Cascade Mountains, Washington 
B)  British Columbia, Canada 
C)  Appalachian Mountains 
D)  Central Asia 
E)  New Zealand

Question 16

So long as a mountain glacier exists, its ice must always travel in the downhill direction.

Accepted Answer

A) True 
 B)False

Question 17

The long profile of a glaciated valley floor is ________.

Accepted Answer

A)  a smooth curve 
B)  irregular 
C)  logarithmic 
D)  steep 
E)  flat 
A)  a smooth curve 
B)  irregular 
C)  logarithmic 
D)  steep 
E)  flat

Question 18

Asia was not heavily glaciated in the Pleistocene because of ________.

Accepted Answer

A)  lack of adequate precipitation 
B)  tropical latitudes 
C)  warm ocean currents 
D)  heavy vegetation cover 
E)  high mountain ranges 
A)  lack of adequate precipitation 
B)  tropical latitudes 
C)  warm ocean currents 
D)  heavy vegetation cover 
E)  high mountain ranges

Question 19

The creation of many glacial lakes during the Pleistocene is labeled a(n) ________ development.

Accepted Answer

A)  random 
B)  insignificant 
C)  aeolian 
D)  pluvial 
E)  fluvial 
A)  random 
B)  insignificant 
C)  aeolian 
D)  pluvial 
E)  fluvial

Question 20

The most significant erosive work of glaciers is accomplished by ________.

Accepted Answer

A)  erratics 
B)  plucking 
C)  ablation 
D)  firn 
E)  abrasion 
A)  erratics 
B)  plucking 
C)  ablation 
D)  firn 
E)  abrasion

Where is the Antarctic ice generally deepest?

Why does Antarctica have a few "dry valleys" not covered by ice?

Why can an glacier erode and carry rock even while it is retreating?

Continental ice sheets smooth and round the terrain while mountain glaciations tend to ________.

The Great Lakes of the U.S./Canadian border are classic examples of paternoster lakes.

A(n) ________ is created by a group of cirques eroding into a mountain peak.

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?

Which of the following does NOT belong with the others?

The Pleistocene Epoch ________.

A(n) ________ is an irregularly undulating surface of broad, low rises and shallow depressions. It is composed of unsorted materials deposited by an ice sheet.

A glacier grows when the accumulation zone grows faster than the ablation zone.

Where can one find a glacier's equilibrium line?

Which of the below correctly describes the ice in a mountain glacier?

________ tends to smooth the surface over which a glacier moves.

Which of the following does NOT have a major concentration of contemporary mountain glaciers?

So long as a mountain glacier exists, its ice must always travel in the downhill direction.

The long profile of a glaciated valley floor is ________.

Asia was not heavily glaciated in the Pleistocene because of ________.

The creation of many glacial lakes during the Pleistocene is labeled a(n) ________ development.

The most significant erosive work of glaciers is accomplished by ________.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Cycles and Patterns of the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Weathering: Mass Wasting and Erosion

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Coastal Processes and Terrain

Filters

Exam 19: Glacial Modification of Terrain

Where is the Antarctic ice generally deepest?

Why does Antarctica have a few "dry valleys" not covered by ice?

Why can an glacier erode and carry rock even while it is retreating?

Continental ice sheets smooth and round the terrain while mountain glaciations tend to ________.

The Great Lakes of the U.S./Canadian border are classic examples of paternoster lakes.

A(n) ________ is created by a group of cirques eroding into a mountain peak.

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?

Which of the following does NOT belong with the others?

The Pleistocene Epoch ________.

A(n) ________ is an irregularly undulating surface of broad, low rises and shallow depressions. It is composed of unsorted materials deposited by an ice sheet.

A glacier grows when the accumulation zone grows faster than the ablation zone.

Where can one find a glacier's equilibrium line?

Which of the below correctly describes the ice in a mountain glacier?

________ tends to smooth the surface over which a glacier moves.

Which of the following does NOT have a major concentration of contemporary mountain glaciers?

So long as a mountain glacier exists, its ice must always travel in the downhill direction.

The long profile of a glaciated valley floor is ________.

Asia was not heavily glaciated in the Pleistocene because of ________.

The creation of many glacial lakes during the Pleistocene is labeled a(n) ________ development.

The most significant erosive work of glaciers is accomplished by ________.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Cycles and Patterns of the Biosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Weathering: Mass Wasting and Erosion

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Coastal Processes and Terrain

Filters