Question 1

Which of the following is evidence of recent changes in polar regions?

Accepted Answer

A) Increase in meltponds 
B) Decrease in Arctic sea-ice volume 
C) The breakup of ice shelves 
D) Ice sheet darkening 
E) Decrease in sea ice volume,ice sheet darkening,increased meltponds,and ice shelves calving are all evidence of recent changes in polar regions. 
A) Increase in meltponds 
B) Decrease in Arctic sea-ice volume 
C) The breakup of ice shelves 
D) Ice sheet darkening 
E) Decrease in sea ice volume,ice sheet darkening,increased meltponds,and ice shelves calving are all evidence of recent changes in polar regions.

Question 2

Summarize the recent changes in the Arctic and Antarctic regions as a result of climate change.

Accepted Answer

The Arctic region is defined by the July

Question 3

Ice regelation incorporates rock debris into a glacier.

Accepted Answer

A) True 
 B)False

Question 4

The bulk of ice on Earth is in

Accepted Answer

A) North America,specifically Alaska. 
B) floating ice shelves and packs. 
C) European and Asian mountain ranges. 
D) Greenland and Antarctica. 
A) North America,specifically Alaska. 
B) floating ice shelves and packs. 
C) European and Asian mountain ranges. 
D) Greenland and Antarctica.

Question 5

Approximately 80% of Alaska has permafrost beneath its surface.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is NOT an adaptation to living in periglacial regions?

Accepted Answer

A) Raised oil pipelines above the frozen ground 
B) Enclosed water and sewage lines 
C) Buildings placed directly on frozen,hard surfaces 
D) Careful maintenance of rail tracks and roadbeds in the summer 
A) Raised oil pipelines above the frozen ground 
B) Enclosed water and sewage lines 
C) Buildings placed directly on frozen,hard surfaces 
D) Careful maintenance of rail tracks and roadbeds in the summer

Question 7

If two glaciers with rock debris on their sides join,then the debris on their sides will join and form medial moraine deposits when the glacier retreats.

Accepted Answer

A) True 
 B)False

Question 8

During the Pleistocene ice age,many areas of the southwestern United States were covered by large pluvial lakes.

Accepted Answer

A) True 
 B)False

Question 9

The Pleistocene ice age began 18,000 years ago.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is INCORRECT relative to the Pleistocene Epoch?

Accepted Answer

A) The ice sheets disappeared approximately 7,000 years ago. 
B) It began 1.65 million years ago. 
C) It represents a single,continuous cold spell. 
D) In some areas the ice sheets were more than 2 km (1.2 mi)thick. 
A) The ice sheets disappeared approximately 7,000 years ago. 
B) It began 1.65 million years ago. 
C) It represents a single,continuous cold spell. 
D) In some areas the ice sheets were more than 2 km (1.2 mi)thick.

Question 11

What is the importance of the Pleistocene ice age epoch to the modern day?

Accepted Answer

Answers may vary because of the long-las

Question 12

The area of sediment deposit by by glaciofluvial action beyond the glacial terminus is known as the

Accepted Answer

A) till plain. 
B) outwash plain. 
C) terminal moraine. 
D) end moraine. 
A) till plain. 
B) outwash plain. 
C) terminal moraine. 
D) end moraine.

Question 13

The accumulation zone of a glacier ends at the_________ ,which marks the elevation above which the winter snow and ice remained intact throughout the summer.

Accepted Answer

A) ice field 
B) terminal moraine 
C) snow line 
D) firn line 
A) ice field 
B) terminal moraine 
C) snow line 
D) firn line

Question 14

Solifluction is the downslope movement of soil particles resulting from freeze/thaw cycles.

Accepted Answer

A) True 
 B)False

Question 15

Alpine glaciers eroding parallel valleys may produce thin,sharp ridge forms known as arête.

Accepted Answer

A) True 
 B)False

Question 16

Approximately,81% of Greenland and 90% of Antarctica are covered with ice sheets.

Accepted Answer

A) True 
 B)False

Question 17

Glacial ice is

Accepted Answer

A) formed from continual accumulation of snow that recrystallizes under its own weight into an ice mass over a period of many years. 
B) generally less dense than snow and firn. 
C) essentially the same as snow. 
D) made of sedimentary rock. 
A) formed from continual accumulation of snow that recrystallizes under its own weight into an ice mass over a period of many years. 
B) generally less dense than snow and firn. 
C) essentially the same as snow. 
D) made of sedimentary rock.

Question 18

A valley glacier is a form of alpine glacier.

Accepted Answer

A) True 
 B)False

Question 19

A long,narrow,sinuous ridge of stratified sand and gravel located in a till plain is known as a(n)

Accepted Answer

A) drumlin. 
B) kame. 
C) esker. 
D) kettle. 
A) drumlin. 
B) kame. 
C) esker. 
D) kettle.

Question 20

Solifluction is most similar to which mass movement process?

Accepted Answer

A) Fall 
B) Mudflow 
C) Creep 
D) Slump 
A) Fall 
B) Mudflow 
C) Creep 
D) Slump

Which of the following is evidence of recent changes in polar regions?

Summarize the recent changes in the Arctic and Antarctic regions as a result of climate change.

Ice regelation incorporates rock debris into a glacier.

The bulk of ice on Earth is in

Approximately 80% of Alaska has permafrost beneath its surface.

Which of the following is NOT an adaptation to living in periglacial regions?

If two glaciers with rock debris on their sides join,then the debris on their sides will join and form medial moraine deposits when the glacier retreats.

During the Pleistocene ice age,many areas of the southwestern United States were covered by large pluvial lakes.

The Pleistocene ice age began 18,000 years ago.

Which of the following is INCORRECT relative to the Pleistocene Epoch?

What is the importance of the Pleistocene ice age epoch to the modern day?

The area of sediment deposit by by glaciofluvial action beyond the glacial terminus is known as the

The accumulation zone of a glacier ends at the_________ ,which marks the elevation above which the winter snow and ice remained intact throughout the summer.

Solifluction is the downslope movement of soil particles resulting from freeze/thaw cycles.

Alpine glaciers eroding parallel valleys may produce thin,sharp ridge forms known as arête.

Approximately,81% of Greenland and 90% of Antarctica are covered with ice sheets.

Glacial ice is

A valley glacier is a form of alpine glacier.

A long,narrow,sinuous ridge of stratified sand and gravel located in a till plain is known as a(n)

Solifluction is most similar to which mass movement process?

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

Which of the following is evidence of recent changes in polar regions?

Summarize the recent changes in the Arctic and Antarctic regions as a result of climate change.

Ice regelation incorporates rock debris into a glacier.

The bulk of ice on Earth is in

Approximately 80% of Alaska has permafrost beneath its surface.

Which of the following is NOT an adaptation to living in periglacial regions?

If two glaciers with rock debris on their sides join,then the debris on their sides will join and form medial moraine deposits when the glacier retreats.

During the Pleistocene ice age,many areas of the southwestern United States were covered by large pluvial lakes.

The Pleistocene ice age began 18,000 years ago.

Which of the following is INCORRECT relative to the Pleistocene Epoch?

What is the importance of the Pleistocene ice age epoch to the modern day?

The area of sediment deposit by by glaciofluvial action beyond the glacial terminus is known as the

The accumulation zone of a glacier ends at the_________ ,which marks the elevation above which the winter snow and ice remained intact throughout the summer.

Solifluction is the downslope movement of soil particles resulting from freeze/thaw cycles.

Alpine glaciers eroding parallel valleys may produce thin,sharp ridge forms known as arête.

Approximately,81% of Greenland and 90% of Antarctica are covered with ice sheets.

Glacial ice is

A valley glacier is a form of alpine glacier.

A long,narrow,sinuous ridge of stratified sand and gravel located in a till plain is known as a(n)

Solifluction is most similar to which mass movement process?

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