Question 1

To make glacial ice, requires a thickness of about 50 metres for pressures to be great enough.

Accepted Answer

A) True 
 B)False  True

Question 2

What type of moraine is formed by the merging of two lateral moraines at a junction of two valley glaciers?

Accepted Answer

A) medial 
B) recessional 
C) ground 
D) collateral 
A) medial 
B) recessional 
C) ground 
D) collateral A

Question 3

Mt.Logan and Mt.Assiniboine are both horns which are erosional remnants carved from more extensive mountainous areas by glaciers.

Accepted Answer

A) True 
 B)False  True

Question 4

The main direct geologic effect(s)of glaciers is (are)to ________.

Accepted Answer

A) erode the continental landscape and to transport and deposit sediments 
B) reduce high latitude marine sedimentation by reducing biologic productivity 
C) warm the global climate by absorbing more solar radiation 
D) raise global sea level by depressing the crust 
A) erode the continental landscape and to transport and deposit sediments 
B) reduce high latitude marine sedimentation by reducing biologic productivity 
C) warm the global climate by absorbing more solar radiation 
D) raise global sea level by depressing the crust

Question 5

Prior to its sudden emptying down the St.Lawrence around 11,000 years ago, ________ was the largest lake in North America.

Accepted Answer

A) Great Bear Lake 
B) Lake Agassiz 
C) Maligne Lake 
D) Lake Winnipeg 
A) Great Bear Lake 
B) Lake Agassiz 
C) Maligne Lake 
D) Lake Winnipeg

Question 6

What would happen to the continental land area and to sea levels if global warming were to melt the ice sheets of Greenland and Antarctica?

Accepted Answer

It would decrease by a few per

Question 7

During the peak of the last Ice Age circa 20,000 years ago, the total volume of glacial ice was about ________ km³, or about ________ times its present amount.

Accepted Answer

A) 7 thousand; 55 
B) 25 million; 100 
C) 70 million; 2.8 
D) 2.42 X 1012; a million 
A) 7 thousand; 55 
B) 25 million; 100 
C) 70 million; 2.8 
D) 2.42 X 1012; a million

Question 8

All of the following descriptions apply to stratified drift (not till)except for ________.

Accepted Answer

A) rock flour deposited directly from advancing ice 
B) commonly layered, well sorted sand and gravel beds 
C) deposited in advance of the ice front on outwash plains, in glacial lakes, or fjords 
D) deposited or redeposited by glacial meltwater 
A) rock flour deposited directly from advancing ice 
B) commonly layered, well sorted sand and gravel beds 
C) deposited in advance of the ice front on outwash plains, in glacial lakes, or fjords 
D) deposited or redeposited by glacial meltwater

Question 9

Which phrase best describes what would likely happen during the retreat of a valley glacier?

Accepted Answer

A) A line of stakes across the glacier would be gradually lowered to the valley floor directly beneath where they were originally placed. 
B) A line of stakes across the glacier would continue to move down valley as the terminus of the glacier slowly retreated. 
C) A line of stakes would retreat slowly up valley as the ice withdraws to its source region. 
D) Who cares? The beer would get too warm! 
A) A line of stakes across the glacier would be gradually lowered to the valley floor directly beneath where they were originally placed. 
B) A line of stakes across the glacier would continue to move down valley as the terminus of the glacier slowly retreated. 
C) A line of stakes would retreat slowly up valley as the ice withdraws to its source region. 
D) Who cares? The beer would get too warm!

Question 10

As a glacier advances over a fractured bedrock surface, it loosens, lifts, and incorporates blocks of rock in a process called ________.

Accepted Answer

A) frost wedging 
B) hydraulic lifting 
C) plucking 
D) striation 
A) frost wedging 
B) hydraulic lifting 
C) plucking 
D) striation

Question 11

What geologic process causes the most rugged relief in high elevation mountainous areas?

Accepted Answer

erosion by

Question 12

An ice contact deposit is classified by its ________.

Accepted Answer

A) age 
B) grain size 
C) internal stratification 
D) shape 
A) age 
B) grain size 
C) internal stratification 
D) shape

Question 13

During ice-age times when glaciers are present, water is typically stored as glacial ice and removed from the hydrologic cycle for ________.

Accepted Answer

A) less than a few months 
B) up to several years 
C) tens to thousands of years 
D) hundreds of millions of years 
A) less than a few months 
B) up to several years 
C) tens to thousands of years 
D) hundreds of millions of years

Question 14

The ruggedness of the terrain in high elevation mountainous areas was caused by continental glaciation.

Accepted Answer

A) True 
 B)False

Question 15

The oldest extensive glacial deposits preserved in: Finland, North America, South Africa, and Western Australia occurred ________ years ago, which ________ took for evidence of his ________ hypothesis.

Accepted Answer

A) 11,000; Lancelot du Lac; Big Tilt 
B) 2.3 million; Mikhail Budyko; Big Chill 
C) 250 million; Alfred Wegener; Continental Drift 
D) 2.3 billion; Paul Hoffman; Snowball Earth 
A) 11,000; Lancelot du Lac; Big Tilt 
B) 2.3 million; Mikhail Budyko; Big Chill 
C) 250 million; Alfred Wegener; Continental Drift 
D) 2.3 billion; Paul Hoffman; Snowball Earth

Question 16

Which of the following sediment types is not glacial drift?

Accepted Answer

A) ground moraines of till 
B) stratified outwash fans 
C) laminated glacial lake muds with striated and polished dropstones 
D) Pleistocene deep sea oozes 
A) ground moraines of till 
B) stratified outwash fans 
C) laminated glacial lake muds with striated and polished dropstones 
D) Pleistocene deep sea oozes

Question 17

How long ago was the glacial maximum of the last Ice Age?

Accepted Answer

A) 20,000 years 
B) 6000 years 
C) 11,000 years 
D) 2000 years 
A) 20,000 years 
B) 6000 years 
C) 11,000 years 
D) 2000 years

Question 18

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases.
-Choose the option that does not fit the pattern.

Accepted Answer

A) horn 
B) arête 
C) lateral moraine 
D) drumlin 
A) horn 
B) arête 
C) lateral moraine 
D) drumlin

Question 19

Unlike moving water or wind, flowing glacial ice cannot sort the particle sizes that it carries, so its deposits are very poorly sorted.

Accepted Answer

A) True 
 B)False

Question 20

Diamond-bearing kimberlites occur in the Northwest Territories, Saskatchewan and Ontario.What type of glacial deposit would be most useful for tracing kimberlite cobbles and minerals directly to their bedrock source area?

Accepted Answer

A) kames 
B) kame terraces 
C) lateral or medial moraines formed by alpine valley glaciers 
D) end or ground moraine formed by a continental ice sheet 
A) kames 
B) kame terraces 
C) lateral or medial moraines formed by alpine valley glaciers 
D) end or ground moraine formed by a continental ice sheet

To make glacial ice, requires a thickness of about 50 metres for pressures to be great enough.

What type of moraine is formed by the merging of two lateral moraines at a junction of two valley glaciers?

Mt.Logan and Mt.Assiniboine are both horns which are erosional remnants carved from more extensive mountainous areas by glaciers.

The main direct geologic effect(s)of glaciers is (are)to ________.

Prior to its sudden emptying down the St.Lawrence around 11,000 years ago, ________ was the largest lake in North America.

What would happen to the continental land area and to sea levels if global warming were to melt the ice sheets of Greenland and Antarctica?

During the peak of the last Ice Age circa 20,000 years ago, the total volume of glacial ice was about km³, or about times its present amount.

All of the following descriptions apply to stratified drift (not till)except for ________.

Which phrase best describes what would likely happen during the retreat of a valley glacier?

As a glacier advances over a fractured bedrock surface, it loosens, lifts, and incorporates blocks of rock in a process called ________.

What geologic process causes the most rugged relief in high elevation mountainous areas?

An ice contact deposit is classified by its ________.

During ice-age times when glaciers are present, water is typically stored as glacial ice and removed from the hydrologic cycle for ________.

The ruggedness of the terrain in high elevation mountainous areas was caused by continental glaciation.

The oldest extensive glacial deposits preserved in: Finland, North America, South Africa, and Western Australia occurred years ago, which took for evidence of his hypothesis.

Which of the following sediment types is not glacial drift?

How long ago was the glacial maximum of the last Ice Age?

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Unlike moving water or wind, flowing glacial ice cannot sort the particle sizes that it carries, so its deposits are very poorly sorted.

Diamond-bearing kimberlites occur in the Northwest Territories, Saskatchewan and Ontario.What type of glacial deposit would be most useful for tracing kimberlite cobbles and minerals directly to their bedrock source area?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

Exam 17: Glaciers and Glaciation

To make glacial ice, requires a thickness of about 50 metres for pressures to be great enough.

What type of moraine is formed by the merging of two lateral moraines at a junction of two valley glaciers?

Mt.Logan and Mt.Assiniboine are both horns which are erosional remnants carved from more extensive mountainous areas by glaciers.

The main direct geologic effect(s)of glaciers is (are)to ________.

Prior to its sudden emptying down the St.Lawrence around 11,000 years ago, ________ was the largest lake in North America.

What would happen to the continental land area and to sea levels if global warming were to melt the ice sheets of Greenland and Antarctica?

During the peak of the last Ice Age circa 20,000 years ago, the total volume of glacial ice was about ________ km³, or about ________ times its present amount.

All of the following descriptions apply to stratified drift (not till)except for ________.

Which phrase best describes what would likely happen during the retreat of a valley glacier?

As a glacier advances over a fractured bedrock surface, it loosens, lifts, and incorporates blocks of rock in a process called ________.

What geologic process causes the most rugged relief in high elevation mountainous areas?

An ice contact deposit is classified by its ________.

During ice-age times when glaciers are present, water is typically stored as glacial ice and removed from the hydrologic cycle for ________.

The ruggedness of the terrain in high elevation mountainous areas was caused by continental glaciation.

The oldest extensive glacial deposits preserved in: Finland, North America, South Africa, and Western Australia occurred ________ years ago, which ________ took for evidence of his ________ hypothesis.

Which of the following sediment types is not glacial drift?

How long ago was the glacial maximum of the last Ice Age?

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Unlike moving water or wind, flowing glacial ice cannot sort the particle sizes that it carries, so its deposits are very poorly sorted.

Diamond-bearing kimberlites occur in the Northwest Territories, Saskatchewan and Ontario.What type of glacial deposit would be most useful for tracing kimberlite cobbles and minerals directly to their bedrock source area?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

During the peak of the last Ice Age circa 20,000 years ago, the total volume of glacial ice was about km³, or about times its present amount.

The oldest extensive glacial deposits preserved in: Finland, North America, South Africa, and Western Australia occurred years ago, which took for evidence of his hypothesis.