Geography and Earth Sciences

Explain how it is possible for weathering to take place far below the surface of

Explain how it is possible for weathering to take place far below the surface of

Explain how it is possible for weathering to take place far below the surface of bedrock?

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Why isn't the Grand Canyon of the Colorado simply a product of the erosion by th

Why isn't the Grand Canyon of the Colorado simply a product of the erosion by th

Why isn't the Grand Canyon of the Colorado simply a product of the erosion by the river?

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Explain why the La Conchita landslides are of great concern.

Explain why the La Conchita landslides are of great concern.

Explain why the La Conchita landslides are of great concern.

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It is clear that some rocks will never weather, waste, or erode.

It is clear that some rocks will never weather, waste, or erode.

It is clear that some rocks will never weather, waste, or erode.

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The slight displacement of human-built structures such as fence posts and teleph

The slight displacement of human-built structures such as fence posts and teleph

The slight displacement of human-built structures such as fence posts and telephone poles is subtle evidence that ________ has(have) occurred.
A) landslides
B) rock glaciers
C) soil creep
D) rockfalls
E) mudflows

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Soil creep is unimportant in arid regions since lack of water removes the primar

Soil creep is unimportant in arid regions since lack of water removes the primar

Soil creep is unimportant in arid regions since lack of water removes the primary ________.
A) lubricant
B) binder
C) catalyst
D) cement
E) reason for landslides

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In freeze/thaw or wet/dry conditions in soil creep, an individual soil particle

In freeze/thaw or wet/dry conditions in soil creep, an individual soil particle

In freeze/thaw or wet/dry conditions in soil creep, an individual soil particle tends to ________.
A) slide downhill
B) be lifted vertically
C) slide downhill and then be lifted vertically
D) be lifted vertically and placed at the

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No matter where you go, which of the following is almost certainly acting on the

No matter where you go, which of the following is almost certainly acting on the

No matter where you go, which of the following is almost certainly acting on the landscape around you?
A) landslides
B) solifluction
C) mudflow
D) creep
E) rock glaciers

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Which of the following is the slowest of all types of mass movement?

Which of the following is the slowest of all types of mass movement?

Which of the following is the slowest of all types of mass movement?
A) slump
B) earthflow
C) landslide
D) rockfall
E) solifluction

Wrogue   327   3 Replies

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Typically, solifluction lobes move a few ________ per year.

Typically, solifluction lobes move a few ________ per year.

Typically, solifluction lobes move a few ________ per year.
A) centimeters (inches)
B) meters (feet)
C) tens of meters (tens of feet)
D) kilometers (miles)
E) tens of kilometers (tens of miles)

Wrogue   654   3 Replies

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The process of solifluction works ________.

The process of solifluction works ________.

The process of solifluction works ________.
A) universally
B) mainly in the tropical rainforest
C) mainly in the midlatitudes
D) mainly in the tundra
E) underwater

Wrogue   958   3 Replies

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The process of creep works ________.

The process of creep works ________.

The process of creep works ________.
A) only in the tropics
B) only in the tundra
C) only in the mountains
D) only in deserts
E) universally

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Creep associated with animals and resembling a faint network of trails is called

Creep associated with animals and resembling a faint network of trails is called

Creep associated with animals and resembling a faint network of trails is called ________.
A) a terracette
B) solifluction
C) a seiche
D) hydrolysis
E) oxidation

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An earthflow is most conspicuous in ________ where a bulging lobe of material pu

An earthflow is most conspicuous in ________ where a bulging lobe of material pu

An earthflow is most conspicuous in ________ where a bulging lobe of material pushes out onto a valley floor.
A) its upper reaches
B) its center
C) its lower reaches
D) landslide zones
E) rock glacier zones

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Which of the following form of mass wasting is relatively fast and wet compared

Which of the following form of mass wasting is relatively fast and wet compared

Which of the following form of mass wasting is relatively fast and wet compared to the others?
A) creep
B) solifluction
C) slump
D) mudflow
E) rock glacier

Wrogue   807   3 Replies

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A mudflow including numerous larger blocks of material is a(n) ________.

A mudflow including numerous larger blocks of material is a(n) ________.

A mudflow including numerous larger blocks of material is a(n) ________.
A) earth slide
B) rock glacier
C) earth flow
D) debris flow
E) slump

Wrogue   621   3 Replies

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Which of the following mass movements involves the greatest amount of water?

Which of the following mass movements involves the greatest amount of water?

Which of the following mass movements involves the greatest amount of water?
A) slump
B) flow
C) rockfall
D) slide
E) solifluction

Wrogue   1543   3 Replies

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Undercutting of a bank by its stream may trigger ________.

Undercutting of a bank by its stream may trigger ________.

Undercutting of a bank by its stream may trigger ________.
A) an earthquake
B) soil creep
C) a landslide
D) movement of a rock glacier
E) solifluction

Wrogue   805   3 Replies

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A massive pile of highly irregular debris in the form of a low-lying ridge or co

A massive pile of highly irregular debris in the form of a low-lying ridge or co

A massive pile of highly irregular debris in the form of a low-lying ridge or cone on a valley bottom is a topographic result of a ________.
A) landslide
B) joint
C) rock glacier
D) fault
E) rock fall

Wrogue   656   3 Replies

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Which of the following is NOT closely associated with large landslides?

Which of the following is NOT closely associated with large landslides?

Which of the following is NOT closely associated with large landslides?
A) Large joints
B) Fault zones
C) Earthquakes
D) Heavy rains
E) Solifluction

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The mass-wasting type characterized by a crescent-shaped scarp face is the _____

The mass-wasting type characterized by a crescent-shaped scarp face is the _____

The mass-wasting type characterized by a crescent-shaped scarp face is the ________.
A) debris flow
B) slump
C) solifluction
D) rock glacier
E) primary joint

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A slump is a downslope movement with a ________.

A slump is a downslope movement with a ________.

A slump is a downslope movement with a ________.
A) backwards rotation
B) lava vesicle
C) sag pond
D) tsunami
E) plateau formation

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Landslides are often responsible for the formation of ________.

Landslides are often responsible for the formation of ________.

Landslides are often responsible for the formation of ________.
A) lakes
B) reverse faults
C) hydrolysis
D) jointing
E) basins

Wrogue   1439   3 Replies

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A slope collapse with a backward rotation is a ________.

A slope collapse with a backward rotation is a ________.

A slope collapse with a backward rotation is a ________.
A) talus slope
B) rock slide
C) debris flow
D) rock glacier
E) slump

Wrogue   1227   3 Replies

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________ move downslope as much as 160 kilometers per hour.

________ move downslope as much as 160 kilometers per hour.

________ move downslope as much as 160 kilometers per hour.
A) Landslides
B) Debris flows
C) Rock glaciers
D) Solifluction lobes
E) Slump blocks

Wrogue   525   3 Replies

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In ________ there is a rough sorting of particles, with larger pieces farther do

In ________ there is a rough sorting of particles, with larger pieces farther do

In ________ there is a rough sorting of particles, with larger pieces farther downslope.
A) a mudslide
B) a rockfall
C) soil creep
D) a flow
E) faulting

Wrogue   604   3 Replies

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In mountain areas, when large amounts of rock fragments move downslope of their

In mountain areas, when large amounts of rock fragments move downslope of their

In mountain areas, when large amounts of rock fragments move downslope of their own weight, they are called ________.
A) slumps
B) rock glaciers
C) veins
D) laccolith
E) dikes

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When fragments deposited by mass movement are at the ________, they are in a fin

When fragments deposited by mass movement are at the ________, they are in a fin

When fragments deposited by mass movement are at the ________, they are in a fine balance between the pull of gravity and the cohesion and friction of the rock material.
A) angle of repose
B) top of the hill
C) bottom of the talus slop

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Clays which change to a near-liquid state as a result of sudden disturbance are

Clays which change to a near-liquid state as a result of sudden disturbance are

Clays which change to a near-liquid state as a result of sudden disturbance are ________ clays.
A) mudflow
B) scree
C) talus
D) quick
E) sandy

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One sub-surface material which intensifies the process of earthquakes and mass m

One sub-surface material which intensifies the process of earthquakes and mass m

One sub-surface material which intensifies the process of earthquakes and mass movement is ________.
A) calcium carbonate
B) clay
C) scree
D) boulders
E) batholiths

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Within 5%, the typical angle of repose is ________.

Within 5%, the typical angle of repose is ________.

Within 5%, the typical angle of repose is ________.
A) 5%
B) 15%
C) 35%
D) 55%
E) 90%

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________ often initiates mass wasting in subarctic and high latitudes.

________ often initiates mass wasting in subarctic and high latitudes.

________ often initiates mass wasting in subarctic and high latitudes.
A) Heavy snow
B) Cold temperatures
C) Short day lengths
D) The heaving of frozen groundwater
E) Greater gravity nearer the poles

Wrogue   701   3 Replies

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________ is a facilitator of mass wasting.

________ is a facilitator of mass wasting.

________ is a facilitator of mass wasting.
A) Calcium carbonate
B) Gravel
C) Friction
D) Clay
E) Talus

Wrogue   368   3 Replies

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Clay is a facilitator for mass wasting because clay ________.

Clay is a facilitator for mass wasting because clay ________.

Clay is a facilitator for mass wasting because clay ________.
A) particles are so small
B) absorbs water
C) has solution cavities
D) dissolves when wet
E) particles are larger than sand

Wrogue   663   3 Replies

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Mass wasting is most likely during ________.

Mass wasting is most likely during ________.

Mass wasting is most likely during ________.
A) freezing temperatures
B) heavy rain
C) joint formation
D) the perihelion of Earth to the Sun
E) daytime

Wrogue   774   3 Replies

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________ and amount of moisture present can be used to classify types of mass wa

________ and amount of moisture present can be used to classify types of mass wa

________ and amount of moisture present can be used to classify types of mass wasting.
A) Gravity
B) Temperature
C) Speed of movement
D) Amount of chemical weathering
E) Amount of mechanical weathering

Wrogue   571   3 Replies

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Where the land is flat, ________ exerts a minimal influence on topographic devel

Where the land is flat, ________ exerts a minimal influence on topographic devel

Where the land is flat, ________ exerts a minimal influence on topographic development.
A) water
B) chemical weathering
C) mechanical weathering
D) biological weathering
E) gravity

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Which of the following is thought to transfer materials WITHOUT the lubricating

Which of the following is thought to transfer materials WITHOUT the lubricating

Which of the following is thought to transfer materials WITHOUT the lubricating effect of water?
A) landslides
B) solifluction
C) mudflow
D) debris flows
E) rock glaciers

Wrogue   774   3 Replies

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A result of soil creep might be ________.

A result of soil creep might be ________.

A result of soil creep might be ________.
A) an earthquake along a fault
B) a house engulfed in mud
C) a sinking land surface
D) a landslide
E) a tilted fence post

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The best example of a product of mass wasting is ________.

The best example of a product of mass wasting is ________.

The best example of a product of mass wasting is ________.
A) exfoliation domes
B) sandstone monoliths
C) faults
D) scree
E) limestone

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