Question 1

Which of the following mass movements is most likely to occur in a geologic setting where the rock strata are inclined?

Accepted Answer

A)  debris flow
B)  slump
C)  creep
D)  rockslide

Question 2

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)  scarp
B)  slump block
C)  rupture surface
D)  translation surface

Question 3

The 1811 mid-continent earthquake at New Madrid, Missouri caused 13,000 slides that dammed the Mississippi River for several weeks.

Accepted Answer

A) True 
 B)False

Question 4

Solifluction occurs wherever ________ sit upon ________ that will not allow excess water to drain away to deeper levels.

Accepted Answer

A)  glaciers, frozen soils
B)  loose soil, volcanic ash
C)  talus cones, well jointed bedrock
D)  water-saturated soils, dense clay hardpan or impermeable bedrock or permafrost

Question 5

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)  earthquake
B)  creep
C)  liquefaction
D)  rockslide

Question 6

What are the most serious mass wasting hazards in mountain valleys?

Accepted Answer

A)  airborne rockslides
B)  debris flows
C)  glacier bursts
D)  rock bursts

Question 7

How does human activity not induce thawing of permafrost in the Arctic?

Accepted Answer

A)  travelling on and removing tundra vegetation
B)  building roads and railways
C)  constructing buildings directly on the ground
D)  flying over permafrost areas

Question 8

What process of mass wasting is illustrated in the diagram below?

Accepted Answer

The answer of What process of mass wasting is illustrated...

Question 9

Which mass wasting process has the fastest rate of movement?

Accepted Answer

A)  slump
B)  rockslide
C)  solifluction
D)  earthflow

Question 10

What is the fastest moving of the mass wasting processes?

Accepted Answer

The answer of What is the fastest moving of the...

Question 11

Which process of mass wasting occurs primarily in permafrost regions?

Accepted Answer

The answer of Which process of mass wasting occurs primarily...

Question 12

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)  rock bolts
B)  wire mesh
C)  water injection
D)  sprayed cement

Question 13

Which of the following contains ice wedges?

Accepted Answer

A)  patterned ground
B)  felsenmeer
C)  thermokarst
D)  pingo

Question 14

What do slumps, rockslides, debris flows and earthflows all have in common?

Accepted Answer

A)  They all happen in frozen soils on steep slopes.
B)  They all require water for lubrication.
C)  They all transport on a cushion of compressed air.
D)  They are all forms of mass wasting.

Question 15

Consider a weathered rock or soil particle lying on a slope.How will the gravitational force pulling the particle downward along the land surface vary with the inclination of the slope?

Accepted Answer

A)  It will increase as the slope angle is decreased.
B)  It will decrease as the slope angle is decreased.
C)  It is not affected by the slope angle.
D)  It will decrease as the slope angle is increased.

Question 16

What kind of feature is commonly found at the base of slump blocks?

Accepted Answer

A)  Debris flow
B)  Talus slope
C)  Creep ridge
D)  Earthflow

Question 17

What causes thermokarst in periglacial regions?

Accepted Answer

climate change, heat...

Question 18

Water saturation of soil on a slope reduces cohesion of soil particles and reduces slope stability.

Accepted Answer

A) True 
 B)False

Question 19

A triggering mechanism, such as heavy rains or an earthquake, are necessary for mass wasting to occur.

Accepted Answer

A) True 
 B)False

Question 20

Rockslides tend to be more common ________.

Accepted Answer

A)  as soon as hot weather comes and rock surfaces dry out so they can slip freely
B)  during the spring thaw when heavy rains and melting snow are prevalent
C)  in the winter because ice is so slippery and prone to pressure induced melting
D)  where rock layers are horizontal or gently inclined and more easily made to slip

Exam 14: Mass Wasting: The Work of Gravity

Solifluction occurs wherever ________ sit upon ________ that will not allow excess water to drain away to deeper levels.

Correct AnswerverifiedShow Answer

How does human activity not induce thawing of permafrost in the Arctic?

Correct AnswerverifiedShow Answer

What causes thermokarst in periglacial regions?

Correct Answerverifiedclimate change, heat...View AnswerShow Answer

What process of mass wasting is illustrated in the diagram below?

Correct AnswerverifiedShow Answer

What are the most serious mass wasting hazards in mountain valleys?

Correct AnswerverifiedShow Answer

Water saturation of soil on a slope reduces cohesion of soil particles and reduces slope stability.

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

Which of the following mass movements is most likely to occur in a geologic setting where the rock strata are inclined?

Correct AnswerverifiedShow Answer

Consider a weathered rock or soil particle lying on a slope.How will the gravitational force pulling the particle downward along the land surface vary with the inclination of the slope?

Correct AnswerverifiedShow Answer

Rockslides tend to be more common ________.

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

Which mass wasting process has the fastest rate of movement?

Correct AnswerverifiedShow Answer

A triggering mechanism, such as heavy rains or an earthquake, are necessary for mass wasting to occur.

Correct AnswerverifiedShow Answer

Which process of mass wasting occurs primarily in permafrost regions?

Correct AnswerverifiedShow Answer

Which of the following contains ice wedges?

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

The 1811 mid-continent earthquake at New Madrid, Missouri caused 13,000 slides that dammed the Mississippi River for several weeks.

Correct AnswerverifiedShow Answer

What do slumps, rockslides, debris flows and earthflows all have in common?

Correct AnswerverifiedShow Answer

What is the fastest moving of the mass wasting processes?

Correct AnswerverifiedShow Answer

What kind of feature is commonly found at the base of slump blocks?

Correct AnswerverifiedShow Answer

Solifluction occurs wherever sit upon that will not allow excess water to drain away to deeper levels.

Correct Answer
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climate change, heat...
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