Question 1

Because the climate of a region slowly changes and tectonic adjustments slowly occur,the landscape

Accepted Answer

A)  is constantly at a threshold condition.
B)  is episodically adjusting to new conditions that develop.
C)  is usually in a state of dynamic equilibrium.
D)  is in chaos.
E)  continually denudes.F) A) and B)
G) A) and C)

Question 2

The dynamic equilibrium model of landscape evolution emphasizes a balance among forces,form,and process-rather than cyclical stages of development.

Accepted Answer

A) True 
 B)False  True

Question 3

The dramatic domes and arch-shaped features found in granitic mountain masses result from

Accepted Answer

A)  solution processes.
B)  frost-wedging.
C)  pressure-release jointing,and sheeting.
D)  spheroidal weathering.
E)  frost actionF) None of the above
G) A) and E)

Question 4

Which of the following weathering processes does not  involve water?

Accepted Answer

A)  hydration
B)  hydrolysis
C)  crystallization
D)  carbonation
E)  pressure-release jointingF) A) and B)
G) C) and D)

Question 5

Karst topography involves the chemical weathering of granite landscapes.

Accepted Answer

A) True 
 B)False

Question 6

After a threshold is crossed,the landscape

Accepted Answer

A)  remains unstable thereafter.
B)  adjusts to a new equilibrium condition.
C)  looks identical to the landscape that existed prior to the crossing of the threshold.
D)  responds to a completely different set of driving forces.E) C) and D)
F) A) and D) B

Question 7

Which of the following is true of spheroidal weathering?

Accepted Answer

A)  it is a physical weathering process.
B)  it is a type of exfoliation associated with pressure release.
C)  it attacks the corners and edges of rocks.
D)  it results from salt crystal growth.
E)  it occurs when metal in the rock mixes with oxygen to form oxides.F) A) and C)
G) A) and E)

Question 8

Which of the following might be expected to occur in either an ash-covered,mountainous,volcanic region following a heavy rain or a snow covered,mountainous,volcanic region following a volcanic eruption?

Accepted Answer

A)  lahar
B)  slump
C)  rockslide
D)  creep
E)  debris avalancheF) A) and B)
G) B) and D)

Question 9

Uplift of the landscape creates ________ energy which is converted to ________ energy when materials begin to move downslope.

Accepted Answer

A)  kinetic potential
B)  potential kinetic
C)  potential chemical
D)  kinetic chemical
E)  chemical potentialF) B) and E)
G) B) and C)

Question 10

What event occurred in the Madison River Canyon in 1959?

Accepted Answer

A)  a massive volcanic eruption
B)  a collapse in a large cavern
C)  intense thunderstorms and flooding
D)  an earthquake triggered a massive landslide
E)  a major river flooded.F) B) and C)
G) None of the above

Question 11

All karst landscapes go through the same stages of development.

Accepted Answer

A) True 
 B)False

Question 12

Dripstone formations in caves develop while the caves are full of groundwater.

Accepted Answer

A) True 
 B)False

Question 13

The radio telescope in Arecibo is set in a landscape formed by chemical weathering processes.

Accepted Answer

A) True 
 B)False

Question 14

Karst topography and limestone regions occur on every continent on Earth.

Accepted Answer

A) True 
 B)False

Question 15

The dynamic equilibrium model refers to

Accepted Answer

A)  a balancing act between tectonic uplift and rates of denudation by weathering and erosion in a given landscape.
B)  a theory involving the cyclic or evolutionary development of a landscape.
C)  a sequential development of landforms.
D)  an important concept first stated by William Morris Davis.
E)  a landscape where rocks are balanced in delicate arches.F) C) and E)
G) A) and D)

Question 16

A landscape in a state of dynamic equilibrium experiences no change.

Accepted Answer

A) True 
 B)False

Question 17

Soil thickness will decrease when soil production rates are greater than soil erosion rates.

Accepted Answer

A) True 
 B)False

Question 18

In most areas,the upper surface of bedrock is partially weathered to broken-up rock called

Accepted Answer

A)  parent rock.
B)  bedrock.
C)  sediment.
D)  regolith.
E)  dirt.F) A) and B)
G) A) and C)

Question 19

Which of the following can lead to hillslope failure?

Accepted Answer

A)  making a roadcut in the side of a hill
B)  decreasing the slope angle
C)  excessively watering at the base of a slope
D)  bridge construction activities
E)  sediment movement in a streamF) B) and E)
G) C) and D) A

Question 20

If material is to move downslope,it must overcome the force of

Accepted Answer

A)  gravity.
B)  the repulsion of particles from each other.
C)  friction and the inertial resistance of the material.
D)  air pressureE) A) and C)
F) A) and D)

Exam 13: Weathering, Karst Landscapes, and Mass Movement

Because the climate of a region slowly changes and tectonic adjustments slowly occur,the landscape

Correct AnswerverifiedShow Answer

The dynamic equilibrium model of landscape evolution emphasizes a balance among forces,form,and process-rather than cyclical stages of development.

Correct AnswerverifiedTrue

The dramatic domes and arch-shaped features found in granitic mountain masses result from

Correct AnswerverifiedShow Answer

Which of the following weathering processes does not involve water?

Correct AnswerverifiedShow Answer

Karst topography involves the chemical weathering of granite landscapes.

Correct AnswerverifiedShow Answer

After a threshold is crossed,the landscape

Correct AnswerverifiedB

Which of the following is true of spheroidal weathering?

Correct AnswerverifiedShow Answer

Which of the following might be expected to occur in either an ash-covered,mountainous,volcanic region following a heavy rain or a snow covered,mountainous,volcanic region following a volcanic eruption?

Correct AnswerverifiedShow Answer

Uplift of the landscape creates ________ energy which is converted to ________ energy when materials begin to move downslope.

Correct AnswerverifiedShow Answer

What event occurred in the Madison River Canyon in 1959?

Correct AnswerverifiedShow Answer

All karst landscapes go through the same stages of development.

Correct AnswerverifiedShow Answer

Dripstone formations in caves develop while the caves are full of groundwater.

Correct AnswerverifiedShow Answer

The radio telescope in Arecibo is set in a landscape formed by chemical weathering processes.

Correct AnswerverifiedShow Answer

Karst topography and limestone regions occur on every continent on Earth.

Correct AnswerverifiedShow Answer

The dynamic equilibrium model refers to

Correct AnswerverifiedShow Answer

A landscape in a state of dynamic equilibrium experiences no change.

Correct AnswerverifiedShow Answer

Soil thickness will decrease when soil production rates are greater than soil erosion rates.

Correct AnswerverifiedShow Answer

In most areas,the upper surface of bedrock is partially weathered to broken-up rock called

Correct AnswerverifiedShow Answer

Which of the following can lead to hillslope failure?

Correct AnswerverifiedA

If material is to move downslope,it must overcome the force of

Correct AnswerverifiedShow Answer

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True

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B

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Uplift of the landscape creates energy which is converted to energy when materials begin to move downslope.

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A

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