Question 1

Over 25% of the measured sea level rise has been attributed to alpine glacier wastage.

Accepted Answer

A) True 
 B)False  True

Question 2

The Great Salt Lake is a remnant of which pluvial lake?

Accepted Answer

A) Lake Lahontan 
B) Lake Manix 
C) Lake Russell 
D) Lake Bonneville 
A) Lake Lahontan 
B) Lake Manix 
C) Lake Russell 
D) Lake Bonneville D

Question 3

Sea levels 18,000 years ago were approximately

Accepted Answer

A) 100 m (330 ft)lower than they are today. 
B) 50 m (165 ft)higher than they are today. 
C) 25 m (82 ft)lower than they are today. 
D) 10 m (33 ft)higher than they are today. 
A) 100 m (330 ft)lower than they are today. 
B) 50 m (165 ft)higher than they are today. 
C) 25 m (82 ft)lower than they are today. 
D) 10 m (33 ft)higher than they are today. A

Question 4

Which of the following is NOT true?

Accepted Answer

A) Decreases in snow cover may create a positive feedback loop as decreased albedo can lead to more warming. 
B) Seasonal snowpacks increases Earthʹs albedo. 
C) Many western states heavily rely on snowmelt for municipal water supplies. 
D) The cryosphere comprises only a small,but very important component of Earthʹs freshwater resources. 
A) Decreases in snow cover may create a positive feedback loop as decreased albedo can lead to more warming. 
B) Seasonal snowpacks increases Earthʹs albedo. 
C) Many western states heavily rely on snowmelt for municipal water supplies. 
D) The cryosphere comprises only a small,but very important component of Earthʹs freshwater resources.

Question 5

Which of the following is CORRECT regarding valley glaciers?

Accepted Answer

A) They remain stationary and do not move. 
B) They may range in length from 100 m (325 ft.)to 100 km (62 mi.). 
C) They occur in an unconfined environment like an open plain. 
D) The snowfield sources for these glaciers are usually found right at the snowline. 
A) They remain stationary and do not move. 
B) They may range in length from 100 m (325 ft.)to 100 km (62 mi.). 
C) They occur in an unconfined environment like an open plain. 
D) The snowfield sources for these glaciers are usually found right at the snowline.

Question 6

An asymmetrical hill of exposed bedrock produced by plucking and abrasion is known as a(n)

Accepted Answer

A) bergschrund. 
B) esker. 
C) drumlin. 
D) roche moutonnée. 
A) bergschrund. 
B) esker. 
C) drumlin. 
D) roche moutonnée.

Question 7

During a glacier surge,a glacier may move at a speed of

Accepted Answer

A) a few kilometers per hour. 
B) 1 cm per day. 
C) 1 meter per hour. 
D) tens of meters per day. 
A) a few kilometers per hour. 
B) 1 cm per day. 
C) 1 meter per hour. 
D) tens of meters per day.

Question 8

_________are sharp ridges that form when glaciers erode parallel valleys.

Accepted Answer

A) Arêtes 
B) Eskers 
C) Bergschrunds 
D) Drumlins 
A) Arêtes 
B) Eskers 
C) Bergschrunds 
D) Drumlins

Question 9

A snowline refers to

Accepted Answer

A) an isoline demarcating the extent of snow or ice on a weather map. 
B) the lowest latitude or elevation where winter snow accumulation persists throughout the summer. 
C) the latitude demarcating the extent of glacial ice during the last glacial maximum. 
D) the latitude or elevation at which winter snow accumulates each year. 
A) an isoline demarcating the extent of snow or ice on a weather map. 
B) the lowest latitude or elevation where winter snow accumulation persists throughout the summer. 
C) the latitude demarcating the extent of glacial ice during the last glacial maximum. 
D) the latitude or elevation at which winter snow accumulates each year.

Question 10

Which of the following is NOT correct regarding the Pleistocene?

Accepted Answer

A) At its height almost a third of Earth was covered with ice. 
B) It began 1.65 mya and had at least 18 glacial/interglacial cycles. 
C) Sea levels were 100 m (330 ft.)higher than today. 
D) The Ohio and Missouri River systems marked the southern terminus of continuous ice at its greatest extent. 
A) At its height almost a third of Earth was covered with ice. 
B) It began 1.65 mya and had at least 18 glacial/interglacial cycles. 
C) Sea levels were 100 m (330 ft.)higher than today. 
D) The Ohio and Missouri River systems marked the southern terminus of continuous ice at its greatest extent.

Question 11

Glacial polish results from

Accepted Answer

A) abrasion. 
B) ablation. 
C) regelation. 
D) ice plucking. 
A) abrasion. 
B) ablation. 
C) regelation. 
D) ice plucking.

Question 12

A glacier confined in a bowl-shaped recess is known as a(n)

Accepted Answer

A) piedmont glacier. 
B) valley glacier. 
C) tidewater glacier. 
D) cirque glacier. 
A) piedmont glacier. 
B) valley glacier. 
C) tidewater glacier. 
D) cirque glacier.

Question 13

Patterned ground results from repeated freeze/thaw cycles and self-organization whereby stones move towards stone domains and soil towards soil domains.

Accepted Answer

A) True 
 B)False

Question 14

Frozen subsurface water in regions of permafrost is called

Accepted Answer

A) periglacial water. 
B) ground ice. 
C) talik. 
D) the active layer. 
A) periglacial water. 
B) ground ice. 
C) talik. 
D) the active layer.

Question 15

During the height of the Pleistocene ice age,the glaciers extended as far south as the Ohio and Missouri river systems.

Accepted Answer

A) True 
 B)False

Question 16

Differentiate between alpine and continental glaciers,ice caps and ice fields.

Accepted Answer

There are two main glacier groups based

Question 17

Worldwide,alpine glaciers are presently increasing in size and number.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is NOT generally correct regarding the basal layer of a glacier?

Accepted Answer

A) It contains more debris than other parts of the glacier. 
B) It can extend tens of meters above the ground surface. 
C) Crevasses form in this region of the glacier. 
D) It tends to flow more slowly than the overlying parts of the glacier. 
A) It contains more debris than other parts of the glacier. 
B) It can extend tens of meters above the ground surface. 
C) Crevasses form in this region of the glacier. 
D) It tends to flow more slowly than the overlying parts of the glacier.

Question 19

The various processes that result in the loss of a glacierʹs mass are known collectively as

Accepted Answer

A) deflation. 
B) surface melting. 
C) sublimation. 
D) ablation. 
A) deflation. 
B) surface melting. 
C) sublimation. 
D) ablation.

Question 20

Discuss the process of glacial erosion.

Accepted Answer

A flowing glacier mechanically picks up

Over 25% of the measured sea level rise has been attributed to alpine glacier wastage.

The Great Salt Lake is a remnant of which pluvial lake?

Sea levels 18,000 years ago were approximately

Which of the following is NOT true?

Which of the following is CORRECT regarding valley glaciers?

An asymmetrical hill of exposed bedrock produced by plucking and abrasion is known as a(n)

During a glacier surge,a glacier may move at a speed of

_________are sharp ridges that form when glaciers erode parallel valleys.

A snowline refers to

Which of the following is NOT correct regarding the Pleistocene?

Glacial polish results from

A glacier confined in a bowl-shaped recess is known as a(n)

Patterned ground results from repeated freeze/thaw cycles and self-organization whereby stones move towards stone domains and soil towards soil domains.

Frozen subsurface water in regions of permafrost is called

During the height of the Pleistocene ice age,the glaciers extended as far south as the Ohio and Missouri river systems.

Differentiate between alpine and continental glaciers,ice caps and ice fields.

Worldwide,alpine glaciers are presently increasing in size and number.

Which of the following is NOT generally correct regarding the basal layer of a glacier?

The various processes that result in the loss of a glacierʹs mass are known collectively as

Discuss the process of glacial erosion.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

Population Growth and Fossil Fuel Burning the Setting for Climate Change

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Drainage Basins and Drainage Patterns

Global Oceans and Seas

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

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

Over 25% of the measured sea level rise has been attributed to alpine glacier wastage.

The Great Salt Lake is a remnant of which pluvial lake?

Sea levels 18,000 years ago were approximately

Which of the following is NOT true?

Which of the following is CORRECT regarding valley glaciers?

An asymmetrical hill of exposed bedrock produced by plucking and abrasion is known as a(n)

During a glacier surge,a glacier may move at a speed of

_________are sharp ridges that form when glaciers erode parallel valleys.

A snowline refers to

Which of the following is NOT correct regarding the Pleistocene?

Glacial polish results from

A glacier confined in a bowl-shaped recess is known as a(n)

Patterned ground results from repeated freeze/thaw cycles and self-organization whereby stones move towards stone domains and soil towards soil domains.

Frozen subsurface water in regions of permafrost is called

During the height of the Pleistocene ice age,the glaciers extended as far south as the Ohio and Missouri river systems.

Differentiate between alpine and continental glaciers,ice caps and ice fields.

Worldwide,alpine glaciers are presently increasing in size and number.

Which of the following is NOT generally correct regarding the basal layer of a glacier?

The various processes that result in the loss of a glacierʹs mass are known collectively as

Discuss the process of glacial erosion.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

Population Growth and Fossil Fuel Burning the Setting for Climate Change

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Drainage Basins and Drainage Patterns

Global Oceans and Seas

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

Filters