Question 1

Debris avalanches tend to occur on steep slopes.

Accepted Answer

A) True 
 B)False

Question 2

The spontaneous liquefaction of clay-rich sediment is called ________.

Accepted Answer

The answer of The spontaneous liquefaction of clay-rich sediment is...

Question 3

The safety factor for landslides is

Accepted Answer

A) the degree to which engineered structures have been installed to prevent landslides 
B) the ratio of resisting to driving forces 
C) the influence of changing climate on landslide hazards 
D) the length of time that is likely to pass before a major landslide 
A) the degree to which engineered structures have been installed to prevent landslides 
B) the ratio of resisting to driving forces 
C) the influence of changing climate on landslide hazards 
D) the length of time that is likely to pass before a major landslide

Question 4

The ________ disaster in Italy was caused by landslides entering the lake

Accepted Answer

The answer of The ________ disaster in Italy was caused...

Question 5

How does road construction associated with timber harvesting contribute to landslide hazards?

Accepted Answer

A) The roads add weight to the hillslope. 
B) The roads loosen the soil, making shallow soil slips more likely. 
C) Road construction removes large numbers of trees. 
D) The roads alter the movement of surface water and groundwater. 
A) The roads add weight to the hillslope. 
B) The roads loosen the soil, making shallow soil slips more likely. 
C) Road construction removes large numbers of trees. 
D) The roads alter the movement of surface water and groundwater.

Question 6

In Yosemite National Park, strong bedrock influences the formation of what types of hillslopes?

Accepted Answer

A) convex upper slopes 
B) concave lower slopes 
C) free face and talus 
D) glacial 
A) convex upper slopes 
B) concave lower slopes 
C) free face and talus 
D) glacial

Question 7

The cost of completely stabilizing the La Conchita, California, landslide is far less than the cost of relocating residents to more stable ground.

Accepted Answer

A) True 
 B)False

Question 8

________ are designed to provide mechanical support at the base of a slope.

Accepted Answer

The answer of ________ are designed to provide mechanical support...

Question 9

The lower portion of a slump typically evolves into a(n) ________.

Accepted Answer

The answer of The lower portion of a slump typically...

Question 10

Sinkholes often result from water table fluctuations.

Accepted Answer

A) True 
 B)False

Question 11

On what information is a landslide hazard map based?

Accepted Answer

A) geology and inventory of past landslides 
B) subsurface water flow 
C) climate 
D) grading codes for home construction 
A) geology and inventory of past landslides 
B) subsurface water flow 
C) climate 
D) grading codes for home construction

Question 12

What aspect of hillside development has contributed to the frequency of landslides in southern California?

Accepted Answer

A) drainage of naturally occurring subsurface water 
B) grading of hillslopes to create pads for home construction 
C) logging of hillside vegetation 
D) addition of weight to slide masses 
A) drainage of naturally occurring subsurface water 
B) grading of hillslopes to create pads for home construction 
C) logging of hillside vegetation 
D) addition of weight to slide masses

Question 13

Why does withdrawal of fluids sometimes lead to subsidence?

Accepted Answer

A) The smaller amount of water leads to greater chemical weathering. 
B) The water holds subsurface caverns open. 
C) The fluid pressure provides partial support for the overlying rock mass. 
D) The water adds weight to the mass of Earth materials. 
A) The smaller amount of water leads to greater chemical weathering. 
B) The water holds subsurface caverns open. 
C) The fluid pressure provides partial support for the overlying rock mass. 
D) The water adds weight to the mass of Earth materials.

Question 14

How did geology influence the Vaiont Dam disaster?

Accepted Answer

A) The geology in the adjacent hillslopes was dominated by weak rocks. 
B) Porous rocks increased groundwater flow beneath the dam and weakened the structure. 
C) The rocks created a steep slope on the canyon wall. 
D) The geologic structure included steeply dipping faults. 
A) The geology in the adjacent hillslopes was dominated by weak rocks. 
B) Porous rocks increased groundwater flow beneath the dam and weakened the structure. 
C) The rocks created a steep slope on the canyon wall. 
D) The geologic structure included steeply dipping faults.

Question 15

Logging operations always increase landslide hazards.

Accepted Answer

A) True 
 B)False

Question 16

The noncohesive downslope movement of saturated Earth materials is called a(n) ________.

Accepted Answer

The answer of The noncohesive downslope movement of saturated Earth...

Question 17

The expense of preventing landslides is usually too great for the prevention strategies to be feasible.

Accepted Answer

A) True 
 B)False

Question 18

Climate influences landslides by determining the vegetation present on a slope.

Accepted Answer

A) True 
 B)False

Question 19

One of the most effective methods of stopping an active slide is ________.

Accepted Answer

The answer of One of the most effective methods of...

Question 20

A safety factor of 1 implies that driving forces are 10 times greater than resisting forces.

Accepted Answer

A) True 
 B)False

Debris avalanches tend to occur on steep slopes.

The spontaneous liquefaction of clay-rich sediment is called ________.

The safety factor for landslides is

The ________ disaster in Italy was caused by landslides entering the lake

How does road construction associated with timber harvesting contribute to landslide hazards?

In Yosemite National Park, strong bedrock influences the formation of what types of hillslopes?

The cost of completely stabilizing the La Conchita, California, landslide is far less than the cost of relocating residents to more stable ground.

________ are designed to provide mechanical support at the base of a slope.

The lower portion of a slump typically evolves into a(n) ________.

Sinkholes often result from water table fluctuations.

On what information is a landslide hazard map based?

What aspect of hillside development has contributed to the frequency of landslides in southern California?

Why does withdrawal of fluids sometimes lead to subsidence?

How did geology influence the Vaiont Dam disaster?

Logging operations always increase landslide hazards.

The noncohesive downslope movement of saturated Earth materials is called a(n) ________.

The expense of preventing landslides is usually too great for the prevention strategies to be feasible.

Climate influences landslides by determining the vegetation present on a slope.

One of the most effective methods of stopping an active slide is ________.

A safety factor of 1 implies that driving forces are 10 times greater than resisting forces.

Philosophy and Fundamental Concepts

Internal Structure of Earth and Plate Tectonics

Minerals and Rocks

Ecology and Geology

Introduction to Natural Hazards

Earthquakes

Tsunamis

Volcanic Activity

Rivers and Flooding

Coastal Processes

Impact of Extraterrestrial Objects

Water Resources

Water Pollution

Mineral Resources and the Environment

Energy Resources

Soils and Environment

Global Climate Change

Geology, Society, and the Future

Filters

Exam 10: Slope Processes, Landslides, and Subsidence

Debris avalanches tend to occur on steep slopes.

The spontaneous liquefaction of clay-rich sediment is called ________.

The safety factor for landslides is

The ________ disaster in Italy was caused by landslides entering the lake

How does road construction associated with timber harvesting contribute to landslide hazards?

In Yosemite National Park, strong bedrock influences the formation of what types of hillslopes?

The cost of completely stabilizing the La Conchita, California, landslide is far less than the cost of relocating residents to more stable ground.

________ are designed to provide mechanical support at the base of a slope.

The lower portion of a slump typically evolves into a(n) ________.

Sinkholes often result from water table fluctuations.

On what information is a landslide hazard map based?

What aspect of hillside development has contributed to the frequency of landslides in southern California?

Why does withdrawal of fluids sometimes lead to subsidence?

How did geology influence the Vaiont Dam disaster?

Logging operations always increase landslide hazards.

The noncohesive downslope movement of saturated Earth materials is called a(n) ________.

The expense of preventing landslides is usually too great for the prevention strategies to be feasible.

Climate influences landslides by determining the vegetation present on a slope.

One of the most effective methods of stopping an active slide is ________.

A safety factor of 1 implies that driving forces are 10 times greater than resisting forces.

Philosophy and Fundamental Concepts

Internal Structure of Earth and Plate Tectonics

Minerals and Rocks

Ecology and Geology

Introduction to Natural Hazards

Earthquakes

Tsunamis

Volcanic Activity

Rivers and Flooding

Coastal Processes

Impact of Extraterrestrial Objects

Water Resources

Water Pollution

Mineral Resources and the Environment

Energy Resources

Soils and Environment

Global Climate Change

Geology, Society, and the Future

Filters