Question 1

A subsurface layer of clay could be the slip plane of a translational slide.

Accepted Answer

A) True 
 B)False  True

Question 2

Describe one role of vegetation as a factor in contributing to slope instability.

Accepted Answer

It adds weight to a slope,which can increase the likelihood that the slope will fail.

Question 3

Why are flat-lying ancient marine sediments in the St.Lawrence lowlands at risk of destructive landslides?

Accepted Answer

They feature clay layers that are susceptible to spontaneous liquefaction.

Question 4

Vegetation adds weight to a slope,which can decrease the likelihood that the slope will fail.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following types of landslides can occur on the seafloor,exclusive of land processes?

Accepted Answer

A)  debris flow 
B)  rockslide 
C)  rockfall 
D)  earthcreep 
E)  avalanche 
A)  debris flow 
B)  rockslide 
C)  rockfall 
D)  earthcreep 
E)  avalanche

Question 6

Direct effects of landslides include being struck and/or buried in debris and flooding from damming of rivers.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following factors did NOT play an important role in triggering the Frank Slide in Alberta?

Accepted Answer

A)  rapid snowmelt, infiltration, and freezing with temperature decrease 
B)  steepening of slope due to erosion by Pleistocene glaciers 
C)  mining of coal seams deep within the mountain 
D)  water infiltration of limestones, slowly dissolving carbonates 
E)  seismic activity induced by mining activities 
A)  rapid snowmelt, infiltration, and freezing with temperature decrease 
B)  steepening of slope due to erosion by Pleistocene glaciers 
C)  mining of coal seams deep within the mountain 
D)  water infiltration of limestones, slowly dissolving carbonates 
E)  seismic activity induced by mining activities

Question 8

What is the difference between landslide hazard and risk?

Accepted Answer

Landslide hazard reflects the

Question 9

Earth creep can be stopped by installing an effective drainage system to release pressure.

Accepted Answer

A) True 
 B)False

Question 10

What is the definition of a landslide trigger?

Accepted Answer

A landslide trigger

Question 11

Which of the following types of mass movements is the fastest?

Accepted Answer

A)  earthflow 
B)  rockslide 
C)  debris flow 
D)  avalanche 
E)  rotational slide 
A)  earthflow 
B)  rockslide 
C)  debris flow 
D)  avalanche 
E)  rotational slide

Question 12

Give an approximate rate of motion for creep.

Accepted Answer

centimeter

Question 13

What is liquefaction?

Accepted Answer

When disturbed water

Question 14

Critical facilities (hospitals,power-generating facilities,fire stations)should be located away from unstable slopes where possible.

Accepted Answer

A) True 
 B)False

Question 15

A landslide triggered the most destructive tsunami in Canadian history.

Accepted Answer

A) True 
 B)False

Question 16

In you were an engineer tasked with monitoring landslides along a mountainous stretch of the Trans-Canada highway,during what season(s)would you be most concerned about rockfalls?

Accepted Answer

Fall through spring,when temperatures fl

Question 17

A landslide cannot cause a tsunami.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following provinces in Canada is likely prone to the lowest risk from landslides?

Accepted Answer

A)  British Columbia 
B)  Alberta 
C)  Saskatchewan 
D)  Quebec 
E)  New Brunswick 
A)  British Columbia 
B)  Alberta 
C)  Saskatchewan 
D)  Quebec 
E)  New Brunswick

Question 19

Planes of weakness are especially hazardous if they are parallel to the slope of a hill or mountain.

Accepted Answer

A) True 
 B)False

Question 20

Shear strength is a force on a slope that resists downslope movement.

Accepted Answer

A) True 
 B)False

A subsurface layer of clay could be the slip plane of a translational slide.

Describe one role of vegetation as a factor in contributing to slope instability.

Why are flat-lying ancient marine sediments in the St.Lawrence lowlands at risk of destructive landslides?

Vegetation adds weight to a slope,which can decrease the likelihood that the slope will fail.

Which of the following types of landslides can occur on the seafloor,exclusive of land processes?

Direct effects of landslides include being struck and/or buried in debris and flooding from damming of rivers.

Which of the following factors did NOT play an important role in triggering the Frank Slide in Alberta?

What is the difference between landslide hazard and risk?

Earth creep can be stopped by installing an effective drainage system to release pressure.

What is the definition of a landslide trigger?

Which of the following types of mass movements is the fastest?

Give an approximate rate of motion for creep.

What is liquefaction?

Critical facilities (hospitals,power-generating facilities,fire stations)should be located away from unstable slopes where possible.

A landslide triggered the most destructive tsunami in Canadian history.

In you were an engineer tasked with monitoring landslides along a mountainous stretch of the Trans-Canada highway,during what season(s)would you be most concerned about rockfalls?

A landslide cannot cause a tsunami.

Which of the following provinces in Canada is likely prone to the lowest risk from landslides?

Planes of weakness are especially hazardous if they are parallel to the slope of a hill or mountain.

Shear strength is a force on a slope that resists downslope movement.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters

Exam 6: Landslides

A subsurface layer of clay could be the slip plane of a translational slide.

Describe one role of vegetation as a factor in contributing to slope instability.

Why are flat-lying ancient marine sediments in the St.Lawrence lowlands at risk of destructive landslides?

Vegetation adds weight to a slope,which can decrease the likelihood that the slope will fail.

Which of the following types of landslides can occur on the seafloor,exclusive of land processes?

Direct effects of landslides include being struck and/or buried in debris and flooding from damming of rivers.

Which of the following factors did NOT play an important role in triggering the Frank Slide in Alberta?

What is the difference between landslide hazard and risk?

Earth creep can be stopped by installing an effective drainage system to release pressure.

What is the definition of a landslide trigger?

Which of the following types of mass movements is the fastest?

Give an approximate rate of motion for creep.

What is liquefaction?

Critical facilities (hospitals,power-generating facilities,fire stations)should be located away from unstable slopes where possible.

A landslide triggered the most destructive tsunami in Canadian history.

In you were an engineer tasked with monitoring landslides along a mountainous stretch of the Trans-Canada highway,during what season(s)would you be most concerned about rockfalls?

A landslide cannot cause a tsunami.

Which of the following provinces in Canada is likely prone to the lowest risk from landslides?

Planes of weakness are especially hazardous if they are parallel to the slope of a hill or mountain.

Shear strength is a force on a slope that resists downslope movement.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters