Question 1

_______ is (are)associated with permafrost.

Accepted Answer

A) Thixiotropy 
B) Solifluction 
C) Avalanches 
D) Quicksands 
E) Expansive clays 
A) Thixiotropy 
B) Solifluction 
C) Avalanches 
D) Quicksands 
E) Expansive clays

Question 2

Much of the damage from China's Mary,2008 earthquake was from ______.

Accepted Answer

A) mudflow 
B) dam failure 
C) landslides 
D) creep 
E) human activity 
A) mudflow 
B) dam failure 
C) landslides 
D) creep 
E) human activity

Question 3

The driving force for mass wasting is gravity.

Accepted Answer

A) True 
 B)False

Question 4

Landslides are natural phenomena that humans can either cause or prevent.

Accepted Answer

A) True 
 B)False

Question 5

In areas where the daily temperature regularly varies above and below the freezing temperature of water,the freeze-thaw cycle __.

Accepted Answer

A) facilitates soil creep 
B) facilitates rock weathering 
C) promotes the opening of cracks and joints in rock that may lead to rock falls 
D) Both facilitates soil creep and facilitates rock weathering are correct. 
E) All of the choices are all correct. 
A) facilitates soil creep 
B) facilitates rock weathering 
C) promotes the opening of cracks and joints in rock that may lead to rock falls 
D) Both facilitates soil creep and facilitates rock weathering are correct. 
E) All of the choices are all correct.

Question 6

Humans can trigger earthflows by adding water to soil from septic systems or by over watering lawns.

Accepted Answer

A) True 
 B)False

Question 7

Within the United States,fewer people have died as a result of landslides than other geologic hazards,such as earthquakes and tornadoes.

Accepted Answer

A) True 
 B)False

Question 8

List the following flow terms in the order of decreasing velocity (fastest first): mudflow,debris avalanche,creep,and earthflow.

Accepted Answer

A) debris avalanche,earthflow,mudflow,creep 
B) debris avalanche,mudflow,earthflow,creep 
C) creep,earthflow,mudflow,debris avalanche 
D) mudflow,earthflow,debris avalanche,creep 
E) mudflow,debris avalanche,earthflow,creep 
A) debris avalanche,earthflow,mudflow,creep 
B) debris avalanche,mudflow,earthflow,creep 
C) creep,earthflow,mudflow,debris avalanche 
D) mudflow,earthflow,debris avalanche,creep 
E) mudflow,debris avalanche,earthflow,creep

Question 9

Slide is a term that means that the descending mass __.

Accepted Answer

A) disintegrates as it moves down the slope 
B) circulates as a fluid as it moves down the slope 
C) must,by definition,remain entirely intact and move as a perfectly rigid block 
D) remains intact 
A) disintegrates as it moves down the slope 
B) circulates as a fluid as it moves down the slope 
C) must,by definition,remain entirely intact and move as a perfectly rigid block 
D) remains intact

Question 10

Landslides that take place underwater are called waterslides.

Accepted Answer

A) True 
 B)False

Question 11

Resistance to movement or deformation of soil is called __.

Accepted Answer

A) solifluction 
B) stiffness quotient 
C) stress resistance 
D) shear strength 
E) rigidity 
A) solifluction 
B) stiffness quotient 
C) stress resistance 
D) shear strength 
E) rigidity

Question 12

A debris flow is a very rapidly moving turbulent mass of broken up bedrock.

Accepted Answer

A) True 
 B)False

Question 13

Among techniques used to prevent rockfalls along highways is to _____.

Accepted Answer

A) cover with a shed 
B) spray the exposed roadside with cement 
C) remove slide-prone rock 
D) step the slope back 
E) All of the answers are correct. 
A) cover with a shed 
B) spray the exposed roadside with cement 
C) remove slide-prone rock 
D) step the slope back 
E) All of the answers are correct.

Question 14

A region prone to frequent earthquakes is ____.

Accepted Answer

A) more likely to have debris flows 
B) less likely to have debris flows 
C) Earthquake frequency has little influence on the frequency of debris flows. 
A) more likely to have debris flows 
B) less likely to have debris flows 
C) Earthquake frequency has little influence on the frequency of debris flows.

Question 15

Creep is very slow downslope movement of soil.

Accepted Answer

A) True 
 B)False

Question 16

A rock avalanche begins its downslope journey __.

Accepted Answer

A) as a result of an earthquake 
B) near the top of a volcano 
C) due to the undercutting of a slope 
D) as a result of a snow or ice avalanche 
E) as bedrock 
A) as a result of an earthquake 
B) near the top of a volcano 
C) due to the undercutting of a slope 
D) as a result of a snow or ice avalanche 
E) as bedrock

Question 17

As a result of the landslide at the Vaiont Dam,northern Italy,in 1963,approximately 3000 people died __.

Accepted Answer

A) as their houses that had been built on the landslide were destroyed 
B) as their houses were buried by the landslide 
C) when the landslide impacted and destroyed the dam structure 
D) when slope failure allowed the dam structure to be pushed downstream by the water pressure of the reservoir 
E) as a huge wave of water was displaced from the reservoir by the landslide 
A) as their houses that had been built on the landslide were destroyed 
B) as their houses were buried by the landslide 
C) when the landslide impacted and destroyed the dam structure 
D) when slope failure allowed the dam structure to be pushed downstream by the water pressure of the reservoir 
E) as a huge wave of water was displaced from the reservoir by the landslide

Question 18

A _____ involves movement along a curved surface.

Accepted Answer

A) rotational slide 
B) rock fall 
C) boulder slide 
D) creep 
E) debris flow 
A) rotational slide 
B) rock fall 
C) boulder slide 
D) creep 
E) debris flow

Question 19

Two factors that contribute significantly to soil creep are water in the soil and ___.

Accepted Answer

A) freeze-thaw cycles 
B) hot climates 
C) the presence of boulders in the soil 
D) the presence of feldspar in the soil 
A) freeze-thaw cycles 
B) hot climates 
C) the presence of boulders in the soil 
D) the presence of feldspar in the soil

Question 20

One way to prevent slope failure is to __.

Accepted Answer

A) drain ground water from the slope 
B) re-grade the slope so that it is more gently inclined 
C) pin the rock onto the slope with rock bolts or other devices 
D) retain or establish vegetation to protect the slope 
E) All of the answers are correct. 
A) drain ground water from the slope 
B) re-grade the slope so that it is more gently inclined 
C) pin the rock onto the slope with rock bolts or other devices 
D) retain or establish vegetation to protect the slope 
E) All of the answers are correct.

Exam 13: Mass Wasting

_______ is (are)associated with permafrost.

Much of the damage from China's Mary,2008 earthquake was from ______.

The driving force for mass wasting is gravity.

Landslides are natural phenomena that humans can either cause or prevent.

In areas where the daily temperature regularly varies above and below the freezing temperature of water,the freeze-thaw cycle __.

Humans can trigger earthflows by adding water to soil from septic systems or by over watering lawns.

Within the United States,fewer people have died as a result of landslides than other geologic hazards,such as earthquakes and tornadoes.

List the following flow terms in the order of decreasing velocity (fastest first): mudflow,debris avalanche,creep,and earthflow.

Slide is a term that means that the descending mass __.

Landslides that take place underwater are called waterslides.

Resistance to movement or deformation of soil is called __.

A debris flow is a very rapidly moving turbulent mass of broken up bedrock.

Among techniques used to prevent rockfalls along highways is to _____.

A region prone to frequent earthquakes is ____.

Creep is very slow downslope movement of soil.

A rock avalanche begins its downslope journey __.

As a result of the landslide at the Vaiont Dam,northern Italy,in 1963,approximately 3000 people died __.

A _____ involves movement along a curved surface.

Two factors that contribute significantly to soil creep are water in the soil and ___.

One way to prevent slope failure is to __.

Introducing Geology,the Essentials of Plate Tectonics,and Other Important Concepts

Earths Interior and Geophysical Properties

The Sea Floor

Plate Tectonics

Mountain Belts and the Continental Crust

Geologic Structures

Earthquakes

Time and Geology

Atoms,Elements and Minerals

Volcanism and Extrusive Rocks

Igneous Rocks, Intrusive Activity, and the Origin of Igneous Rocks

Weathering and Soil

Sediment and Sedimentary Rocks

Metamorphism, Metamorphic Rocks, and Hydrothermal Rocks

Streams and Floods

Ground Water

Deserts and Wind Action

Glaciers and Glaciation

Waves,Beaches and Coasts

Geologic Resources

The Earths Companions

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