Question 1

Half Dome in Yosemite Valley has been shaped by exfoliation.

Accepted Answer

A) True 
 B)False

Question 2

A well-saturated and highly fluid mass of fine-textured sediment is a(n)

Accepted Answer

A)   avalanche.
B)   slump.
C)   soil creep.
D)   rockfall.
E)   mudflow.F) A) and D)
G) C) and D)

Question 3

Differential weathering caused by a more resistant rock overlaying a less resistant layer is called

Accepted Answer

A)   stratigraphy.
B)   strata.
C)   caprock.
D)   stacking.E) B) and C)
F) A) and D)

Question 4

Solifluction is the wettest type of mass movement.

Accepted Answer

A) True 
 B)False

Question 5

Hydrolysis changes feldspar into kaolinite and silica.

Accepted Answer

A) True 
 B)False

Question 6

A type of chemical weathering caused by rainwater that has absorbed atmospheric carbon dioxide and formed a weak carbonic acid that slowly dissolves rock is

Accepted Answer

A)   oxidation.
B)   hydrolysis.
C)   carbonation.
D)   saltation.
E)   siltation.F) A) and D)
G) B) and D)

Question 7

Differences in the amount of cementation within a sedimentary rock affect the rate of weathering.

Accepted Answer

A) True 
 B)False

Question 8

Expansion and contraction of water in rock cracks due to freezing and thawing is

Accepted Answer

A)   plant wedging.
B)   frost wedging.
C)   frost heaving.
D)   salt-crystal growth.
E)   exfoliation.F) C) and D)
G) A) and E)

Question 9

A weathering process that involves the buildup of salts on rock surfaces through evaporation where these salts weaken the cements that bond the rocks so that they break is

Accepted Answer

A)   salt-crystal growth.
B)   oxidation.
C)   colluviums.
D)   carbonation.
E)   exfoliation.F) None of the above
G) A) and D)

Question 10

Changing temperatures of rocks by the exposure to sunlight results in

Accepted Answer

A)   hydrolysis.
B)   frost wedging.
C)   carbonation.
D)   oxidation.
E)   thermal expansion.F) A) and B)
G) A) and C)

Question 11

A form of physical weathering in which sheets of rock flake away due to seasonal temperature changes or by the expansion of the rock due to unloading is

Accepted Answer

A)   hydration.
B)   oxidation.
C)   carbonation.
D)   frost wedging.
E)   exfoliation.F) B) and E)
G) None of the above

Question 12

Intrusive igneous rock exposed at the Earth's surface are likely to become exfoliated.

Accepted Answer

A) True 
 B)False

Question 13

A mass-wasting process in which rock and sediment rotate and move down the slope along a concave plane relative to the surface is a(n)

Accepted Answer

A)   avalanche.
B)   slump.
C)   soil creep.
D)   mudflow.
E)   rockfall.F) A) and B)
G) C) and D)

Question 14

The rate at which different rock units weather is called

Accepted Answer

A)   exfoliation.
B)   volcanism.
C)   diastrophism.
D)   differential weathering.
E)   jointing.F) C) and E)
G) A) and D)

Question 15

Limestone is less resistant to physical weathering than shale.

Accepted Answer

A) True 
 B)False

Question 16

Mechanical weathering is also called __________ weathering.

Accepted Answer

The answer of Mechanical weathering is also called __________ weathering....

Question 17

Acid rain dramatically affects forests and fish populations.

Accepted Answer

A) True 
 B)False

Question 18

The snow and debris of an avalanche accumulate in the

Accepted Answer

A)   apron.
B)   starting zone.
C)   scar.
D)   runout.
E)   track.F) D) and E)
G) C) and D)

Question 19

A large mass of snow and rock that suddenly slides down a mountainside is a(n)__________.

Accepted Answer

The answer of A large mass of snow and rock...

Question 20

The wettest form of mass wasting is

Accepted Answer

A)   slump.
B)   debris slide.
C)   soil creep.
D)   debris flow.
E)   mudflow.F) B) and D)
G) All of the above

Exam 14: Weathering and Mass Movements

Differences in the amount of cementation within a sedimentary rock affect the rate of weathering.

Correct AnswerverifiedShow Answer

The snow and debris of an avalanche accumulate in the

Correct AnswerverifiedShow Answer

Differential weathering caused by a more resistant rock overlaying a less resistant layer is called

Correct AnswerverifiedShow Answer

A mass-wasting process in which rock and sediment rotate and move down the slope along a concave plane relative to the surface is a(n)

Correct AnswerverifiedShow Answer

A well-saturated and highly fluid mass of fine-textured sediment is a(n)

Correct AnswerverifiedShow Answer

A weathering process that involves the buildup of salts on rock surfaces through evaporation where these salts weaken the cements that bond the rocks so that they break is

Correct AnswerverifiedShow Answer

The rate at which different rock units weather is called

Correct AnswerverifiedShow Answer

A form of physical weathering in which sheets of rock flake away due to seasonal temperature changes or by the expansion of the rock due to unloading is

Correct AnswerverifiedShow Answer

The wettest form of mass wasting is

Correct AnswerverifiedShow Answer

A large mass of snow and rock that suddenly slides down a mountainside is a(n)__________.

Correct AnswerverifiedShow Answer

Acid rain dramatically affects forests and fish populations.

Correct AnswerverifiedShow Answer

A type of chemical weathering caused by rainwater that has absorbed atmospheric carbon dioxide and formed a weak carbonic acid that slowly dissolves rock is

Correct AnswerverifiedShow Answer

Changing temperatures of rocks by the exposure to sunlight results in

Correct AnswerverifiedShow Answer

Half Dome in Yosemite Valley has been shaped by exfoliation.

Correct AnswerverifiedShow Answer

Intrusive igneous rock exposed at the Earth's surface are likely to become exfoliated.

Correct AnswerverifiedShow Answer

Solifluction is the wettest type of mass movement.

Correct AnswerverifiedShow Answer

Limestone is less resistant to physical weathering than shale.

Correct AnswerverifiedShow Answer

Mechanical weathering is also called __________ weathering.

Correct AnswerverifiedShow Answer

Expansion and contraction of water in rock cracks due to freezing and thawing is

Correct AnswerverifiedShow Answer

Hydrolysis changes feldspar into kaolinite and silica.

Correct AnswerverifiedShow Answer

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