Question 1

Mass wasting is most likely to occur on slopes with ____.

Accepted Answer

A) sandstone 
B) limestone 
C) clay-rich layers 
D) gneiss 
E) granite 
A) sandstone 
B) limestone 
C) clay-rich layers 
D) gneiss 
E) granite

Question 2

Scarps are ____.

Accepted Answer

A) crescent shaped areas where material has pulled away from Earth 
B) slow movements of material along a curved surface 
C) result only from slow mass movements 
D) result only from rapid mass movements 
E) piles of rocks and debris at the base of a slope 
A) crescent shaped areas where material has pulled away from Earth 
B) slow movements of material along a curved surface 
C) result only from slow mass movements 
D) result only from rapid mass movements 
E) piles of rocks and debris at the base of a slope

Question 3

____________________ are sometimes used to fasten unstable bedrock to stable strata.

Accepted Answer

The answer of ____________________ are sometimes used to fasten unstable...

Question 4

"Landslide" is a ____.

Accepted Answer

A) general term for mass movements of earth materials 
B) specific term for a mass movement of a defined type and speed 
C) specific term used for mass movements on a volcano 
D) specific term for the rapid movement of snow and ice downslope 
E) general term describing various types of creep 
A) general term for mass movements of earth materials 
B) specific term for a mass movement of a defined type and speed 
C) specific term used for mass movements on a volcano 
D) specific term for the rapid movement of snow and ice downslope 
E) general term describing various types of creep

Question 5

Differentiate among falls, slides, and flows.

Accepted Answer

Falls are rapid movements when rocks of

Question 6

Creep occurs only on weathered or soil-covered surfaces of moderate slope.

Accepted Answer

A) True 
 B)False

Question 7

Periodic freezing and thawing of the upper ground surface when the weather is cold can lead to _______.

Accepted Answer

The answer of Periodic freezing and thawing of the upper...

Question 8

Permafrost is primarily found ____.

Accepted Answer

A) at high latitudes 
B) below deep-sea sediments 
C) in earthquake prone areas 
D) in South America and Africa 
E) at the base of slopes 
A) at high latitudes 
B) below deep-sea sediments 
C) in earthquake prone areas 
D) in South America and Africa 
E) at the base of slopes

Question 9

Most large mass movements can be prevented given sufficient study and planning.

Accepted Answer

A) True 
 B)False

Question 10

Briefly explain why a region that is tectonically active may be particularly vulnerable to mass wasting.

Accepted Answer

Such a region is likely to con

Question 11

A slope material's strength and cohesion, the amount of internal friction between grains, and any external support of the slope define that slope's ____.

Accepted Answer

A) mass wasting 
B) angle of repose 
C) dynamic equilibrium 
D) shear strength 
E) cohesive strength 
A) mass wasting 
B) angle of repose 
C) dynamic equilibrium 
D) shear strength 
E) cohesive strength

Question 12

Rocks slides are not a danger when the rocks dip in the opposite direction of the slope.

Accepted Answer

A) True 
 B)False

Question 13

Discuss the differences between rapid and slow mass movements.

Accepted Answer

Rapid movements involve the quick, visib

Question 14

Which type of mass movement is most common, moves the most material, and causes the most damage?

Accepted Answer

A) creep 
B) slump 
C) mudflow 
D) rock slide 
E) avalanche 
A) creep 
B) slump 
C) mudflow 
D) rock slide 
E) avalanche

Question 15

How does water contribute to mass wasting?

Accepted Answer

A) The addition of water increases the angle of repose. 
B) Water adds weight which helps stabilize the slope. 
C) Water adds weight and reduces friction. 
D) The removal of water will increase cohesiveness. 
E) The addition of water increases to the shear strength. 
A) The addition of water increases the angle of repose. 
B) Water adds weight which helps stabilize the slope. 
C) Water adds weight and reduces friction. 
D) The removal of water will increase cohesiveness. 
E) The addition of water increases to the shear strength.

Question 16

Human activity causes most small landslides.

Accepted Answer

A) True 
 B)False

Question 17

Debris flows are different from mudflows in that they ____.

Accepted Answer

A) move faster 
B) are confined to pre-existing channels 
C) contain more water 
D) are less damaging 
E) are composed of larger particles 
A) move faster 
B) are confined to pre-existing channels 
C) contain more water 
D) are less damaging 
E) are composed of larger particles

Question 18

What type of mass wasting is responsible for the greatest amount of property damage?

Accepted Answer

A) creep 
B) slumps 
C) rock fall 
D) slides 
E) avalanches 
A) creep 
B) slumps 
C) rock fall 
D) slides 
E) avalanches

Question 19

Damage to homes by mass wasting ____.

Accepted Answer

A) strikes wealthy and poor people equally 
B) is rare because the potential dangers on different slopes are well studied 
C) is more likely to affect poor people because they cannot afford to build on the most stable slopes 
D) is most likely to strike urban areas 
E) is inevitable because homes cannot be redesigned 
A) strikes wealthy and poor people equally 
B) is rare because the potential dangers on different slopes are well studied 
C) is more likely to affect poor people because they cannot afford to build on the most stable slopes 
D) is most likely to strike urban areas 
E) is inevitable because homes cannot be redesigned

Question 20

The primary cause of slumps is ____.

Accepted Answer

A) overburdening 
B) removal of vegetation 
C) steep slope angles 
D) earthquakes 
E) erosion at the base of a slope 
A) overburdening 
B) removal of vegetation 
C) steep slope angles 
D) earthquakes 
E) erosion at the base of a slope

Exam 11: Mass Wasting

Mass wasting is most likely to occur on slopes with ____.

Scarps are ____.

____________________ are sometimes used to fasten unstable bedrock to stable strata.

"Landslide" is a ____.

Differentiate among falls, slides, and flows.

Creep occurs only on weathered or soil-covered surfaces of moderate slope.

Periodic freezing and thawing of the upper ground surface when the weather is cold can lead to _______.

Permafrost is primarily found ____.

Most large mass movements can be prevented given sufficient study and planning.

Briefly explain why a region that is tectonically active may be particularly vulnerable to mass wasting.

A slope material's strength and cohesion, the amount of internal friction between grains, and any external support of the slope define that slope's ____.

Rocks slides are not a danger when the rocks dip in the opposite direction of the slope.

Discuss the differences between rapid and slow mass movements.

Which type of mass movement is most common, moves the most material, and causes the most damage?

How does water contribute to mass wasting?

Human activity causes most small landslides.

Debris flows are different from mudflows in that they ____.

What type of mass wasting is responsible for the greatest amount of property damage?

Damage to homes by mass wasting ____.

The primary cause of slumps is ____.

Understanding Earth: a Dynamic and Evolving Planet

Plate Tectonics: a Unifying Theory

Minerals: The Building Blocks of Rocks

Igneous Rocks and Plutons

Volcanoes and Volcanism

Weathering, Erosion, and Soil

Sediment and Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Earthquakes and Earthapos;s Interior

Deformation, Mountain Building, and Earthapos;s Crust

Running Water--Streams and Rivers

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Oceans, Shorelines, and Shoreline Processes

Geologic Time: Concepts and Principles

Organic Evolution--The Theory and Its Supporting Evidence

Precambrian Earth and Life History

Paleozoic Earth History

Paleozoic Life History

Mesozoic Earth and Life History

Cenozoic Earth and Life History

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