Question 1

The lengthy ridges of till along each side of an alpine glacier are _________moraines.

Accepted Answer

A) ground 
B) terminal 
C) medial 
D) lateral 
A) ground 
B) terminal 
C) medial 
D) lateral

Question 2

A class of landforms formed by the accumulation of glacial till are known as

Accepted Answer

A) outwash. 
B) sorted drift. 
C) alluvium. 
D) moraines. 
A) outwash. 
B) sorted drift. 
C) alluvium. 
D) moraines.

Question 3

During the Pleistocene up to 11% of Earth was covered with ice.

Accepted Answer

A) True 
 B)False

Question 4

A general term for a mass of perennial ice,resting on land or floating in the sea attached to a landmass is

Accepted Answer

A) an iceberg. 
B) the snowline. 
C) a moraine. 
D) a glacier. 
A) an iceberg. 
B) the snowline. 
C) a moraine. 
D) a glacier.

Question 5

Glacial ice forms more quickly in polar environments than in midlatitude,alpine environments.

Accepted Answer

A) True 
 B)False

Question 6

Drumlins and kettles are examples of alpine glacial landforms.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is NOT true?

Accepted Answer

A) Antarctica can be thought of as a continent covered by a single enormous glacier. 
B) The Arctic is a large landmass surrounded by a cold ocean. 
C) The Antarctic is generally colder than the Arctic. 
D) About half of the Arctic sea-ice volume has disappeared since 1970. 
A) Antarctica can be thought of as a continent covered by a single enormous glacier. 
B) The Arctic is a large landmass surrounded by a cold ocean. 
C) The Antarctic is generally colder than the Arctic. 
D) About half of the Arctic sea-ice volume has disappeared since 1970.

Question 8

The average thickness of the Greenland and Antarctic ice sheets is more than

Accepted Answer

A) 1,000 m (3,280 ft). 
B) 2,000 m (6,500 ft). 
C) 3,000 m (9,800 ft). 
D) 4,000 m (13,100 ft). 
A) 1,000 m (3,280 ft). 
B) 2,000 m (6,500 ft). 
C) 3,000 m (9,800 ft). 
D) 4,000 m (13,100 ft).

Question 9

A glacier behaves more like a plastic than a rigid body.

Accepted Answer

A) True 
 B)False

Question 10

A fjord is the lower part of a glaciated valley that has been inundated by the ocean.

Accepted Answer

A) True 
 B)False

Question 11

Crevasses usually form as a result of

Accepted Answer

A) friction,tension,and compression. 
B) ablation. 
C) regelation. 
D) deposition. 
A) friction,tension,and compression. 
B) ablation. 
C) regelation. 
D) deposition.

Question 12

There is no evidence of recent Antarctic ice sheet breakup.

Accepted Answer

A) True 
 B)False

Question 13

Glaciation can take about_________ years,whereas deglaciation requires about _________years.

Accepted Answer

A) 100; 1000 
B) 1000; 100 
C) 100,000; 10,000 
D) 10,000; 90,000 
A) 100; 1000 
B) 1000; 100 
C) 100,000; 10,000 
D) 10,000; 90,000

Question 14

The thickness of the active layer increases toward the poles.

Accepted Answer

A) True 
 B)False

Question 15

Alpine glaciers include all of the following EXCEPT

Accepted Answer

A) a cirque glacier. 
B) an ice cap. 
C) a valley glacier. 
D) a piedmont glacier. 
A) a cirque glacier. 
B) an ice cap. 
C) a valley glacier. 
D) a piedmont glacier.

Question 16

Most periglacial environments at high latitudes are seasonally snow-free.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is INCORRECT about glacial movement?

Accepted Answer

A) Glacial movement produces distinct landforms. 
B) Glaciers move under the pressure of their own weight and the pull of gravity. 
C) Glaciers move in streamlike patterns,merging as tributaries into large rivers of ice. 
D) Glaciers are mostly stationary,only moving several centimeters over tens of years. 
A) Glacial movement produces distinct landforms. 
B) Glaciers move under the pressure of their own weight and the pull of gravity. 
C) Glaciers move in streamlike patterns,merging as tributaries into large rivers of ice. 
D) Glaciers are mostly stationary,only moving several centimeters over tens of years.

Question 18

Approximately,what percentage of Earthʹs freshwater is frozen?

Accepted Answer

A) 10% 
B) 25% 
C) 50% 
D) 75% 
A) 10% 
B) 25% 
C) 50% 
D) 75%

Question 19

Stream-eroded valleys are V-shaped,whereas glacially-scoured valleys are U-shaped.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is CORRECT regarding permafrost?

Accepted Answer

A) The surface layer of permafrost never thaws,even in the warm season. 
B) It develops where soil or rock temperatures are below freezing for at least two years. 
C) It tends to occur at lower elevations in the midlatitudes than in the high latitudes. 
D) It primarily occurs in areas covered with glaciers. 
A) The surface layer of permafrost never thaws,even in the warm season. 
B) It develops where soil or rock temperatures are below freezing for at least two years. 
C) It tends to occur at lower elevations in the midlatitudes than in the high latitudes. 
D) It primarily occurs in areas covered with glaciers.

The lengthy ridges of till along each side of an alpine glacier are _________moraines.

A class of landforms formed by the accumulation of glacial till are known as

During the Pleistocene up to 11% of Earth was covered with ice.

A general term for a mass of perennial ice,resting on land or floating in the sea attached to a landmass is

Glacial ice forms more quickly in polar environments than in midlatitude,alpine environments.

Drumlins and kettles are examples of alpine glacial landforms.

Which of the following is NOT true?

The average thickness of the Greenland and Antarctic ice sheets is more than

A glacier behaves more like a plastic than a rigid body.

A fjord is the lower part of a glaciated valley that has been inundated by the ocean.

Crevasses usually form as a result of

There is no evidence of recent Antarctic ice sheet breakup.

Glaciation can take about_ years,whereas deglaciation requires about _years.

The thickness of the active layer increases toward the poles.

Alpine glaciers include all of the following EXCEPT

Most periglacial environments at high latitudes are seasonally snow-free.

Which of the following is INCORRECT about glacial movement?

Approximately,what percentage of Earthʹs freshwater is frozen?

Stream-eroded valleys are V-shaped,whereas glacially-scoured valleys are U-shaped.

Which of the following is CORRECT regarding permafrost?

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

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Energy Flows and Nutrient Cycles

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

The lengthy ridges of till along each side of an alpine glacier are _________moraines.

A class of landforms formed by the accumulation of glacial till are known as

During the Pleistocene up to 11% of Earth was covered with ice.

A general term for a mass of perennial ice,resting on land or floating in the sea attached to a landmass is

Glacial ice forms more quickly in polar environments than in midlatitude,alpine environments.

Drumlins and kettles are examples of alpine glacial landforms.

Which of the following is NOT true?

The average thickness of the Greenland and Antarctic ice sheets is more than

A glacier behaves more like a plastic than a rigid body.

A fjord is the lower part of a glaciated valley that has been inundated by the ocean.

Crevasses usually form as a result of

There is no evidence of recent Antarctic ice sheet breakup.

Glaciation can take about_________ years,whereas deglaciation requires about _________years.

The thickness of the active layer increases toward the poles.

Alpine glaciers include all of the following EXCEPT

Most periglacial environments at high latitudes are seasonally snow-free.

Which of the following is INCORRECT about glacial movement?

Approximately,what percentage of Earthʹs freshwater is frozen?

Stream-eroded valleys are V-shaped,whereas glacially-scoured valleys are U-shaped.

Which of the following is CORRECT regarding permafrost?

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

Glaciation can take about_ years,whereas deglaciation requires about _years.