Question 1

What is the typical relationship of cleavage to folds?

Accepted Answer

A)   folds and cleavage do not typically occur together
B)   cleavage is usually later than the associated folds
C)   cleavage is usually earlier than the associated folds
D)   cleavage is usually parallel to the axial surfaces of foldsE) None of the above
F) A) and B)

Question 2

What type of structure is shown in this figure?

Accepted Answer

A)   thrust fault
B)   anticline
C)   syncline
D)   monocline
E)   basinF) A) and E)
G) A) and B)

Question 3

What type of feature is shown in this photograph?

Accepted Answer

A)   fault scarp
B)   joint set
C)   asymmetric fold
D)   dip slopeE) All of the above
F) B) and C)

Question 4

Fractures along which the rock has slipped relative to the other side are called:

Accepted Answer

A)   faults
B)   cracks
C)   joints
D)   bedsE) A) and B)
F) None of the above

Question 5

What type of structure is shown in this figure?

Accepted Answer

A)   horizontal syncline
B)   plunging anticline
C)   plunging syncline
D)   asymmetric anticline
E)   asymmetric synclineF) B) and C)
G) None of the above

Question 6

Which of the numbers on this figure indicates low pressure/high temperature metamorphic conditions?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) A) and D)
F) B) and C)

Question 7

What chemical processes can occur during metamorphism and deformation?

Accepted Answer

A)   recrystalization
B)   remobilization
C)   pressure solution
D)   all of theseE) A) and B)
F) None of the above

Question 8

What type of feature is shown in this photograph of unmetamorphosed sedimentary rocks?

Accepted Answer

A)   a fault
B)   tight folds formed at moderate to high temperatures
C)   cleavage
D)   columnar jointsE) C) and D)
F) A) and D)

Question 9

What type of feature is shown in this photograph?

Accepted Answer

A)   fault scarp
B)   columnar joints
C)   shear zone
D)   folded metamorphic rocksE) A) and B)
F) A) and C)

Question 10

What type of metamorphic rock is shown here?

Accepted Answer

A)   slate
B)   hornfels
C)   greenstone
D)   banded gneissE) None of the above
F) A) and B)

Question 11

What type of fold is shown in this figure?

Accepted Answer

A)   thrust fault
B)   anticline
C)   syncline
D)   monocline
E)   basinF) B) and E)
G) A) and E)

Question 12

What is the typical setting for fold and thrust belts?

Accepted Answer

A)   associated with convergent plate boundaries
B)   ocean-ocean divergent plate boundaries
C)   continental rifts
D)   transform faults
E)   any of theseF) B) and E)
G) All of the above

Question 13

Which location on this diagram would most likely record contact metamorphism in shallow levels of the crust?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) B) and C)
F) A) and D)

Question 14

In what site on this figure would you expect regional metamorphism?

Accepted Answer

A)   A and B
B)   B and C
C)   C and D
D)   D and E
E)   A and CF) A) and D)
G) A) and C)

Question 15

Based on the map, what is true?

Accepted Answer

A)   Metamorphic conditions were most intense in the center area and decreased toward the east and west
B)   Metamorphic conditions were weakest in the center and increased toward the west and east
C)   Metamorphic conditions did not vary across the area.
D)   Metamorphic conditions were most intense in the west and decreased toward the east.E) A) and B)
F) None of the above

Question 16

Which of the following features is older than fault 1?

Accepted Answer

A)   lava flow
B)   granite
C)   tilted layers
D)   lava flow and granite
E)   tilted layers and graniteF) A) and B)
G) B) and C)

Question 17

What type of feature is shown in this image?

Accepted Answer

A)   a fold in metamorphic rocks
B)   a scarp along a strike-slip fault
C)   erosion of gently tilted layers
D)   a hogbackE) A) and D)
F) C) and D)

Question 18

Under what conditions was this rock likely deformed?

Accepted Answer

A)   relatively shallow
B)   brittle conditions
C)   conditions that favored fracturing
D)   all of theseE) A) and D)
F) None of the above

Question 19

What causes the stress that forms joints?

Accepted Answer

A)   burial and tectonic forces
B)   cooling and contraction
C)   uplift and unloading of pressure
D)   all of these
E)   none of theseF) D) and E)
G) B) and C)

Question 20

Which of the following are forms of differential stress?

Accepted Answer

A)   compression
B)   shear
C)   tension
D)   all of these are forms of differential stressE) None of the above
F) A) and B)

Exam 8: Deformation and Metamorphism

What type of feature is shown in this image?

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Which of the numbers on this figure indicates low pressure/high temperature metamorphic conditions?

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What type of feature is shown in this photograph of unmetamorphosed sedimentary rocks?

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In what site on this figure would you expect regional metamorphism?

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Which of the following features is older than fault 1?

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Fractures along which the rock has slipped relative to the other side are called:

Correct AnswerverifiedShow Answer

Which location on this diagram would most likely record contact metamorphism in shallow levels of the crust?

Correct AnswerverifiedShow Answer

Under what conditions was this rock likely deformed?

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What type of structure is shown in this figure?

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What chemical processes can occur during metamorphism and deformation?

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What type of fold is shown in this figure?

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What is the typical relationship of cleavage to folds?

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What type of feature is shown in this photograph?

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What type of feature is shown in this photograph?

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What type of structure is shown in this figure?

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What causes the stress that forms joints?

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What is the typical setting for fold and thrust belts?

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Which of the following are forms of differential stress?

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What type of metamorphic rock is shown here?

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Based on the map, what is true?

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Under what conditions was this rock likely deformed? $Under what conditions was this rock likely deformed? A) relatively shallow B) brittle conditions C) conditions that favored fracturing D) all of these$

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