Question 1

Mountain ranges such as the Appalachians and the Himalayas are examples of mountains that formed as a result of ________ faulting.

Accepted Answer

A) thrust 
B) normal 
C) strike-slip 
D) transform 
A) thrust 
B) normal 
C) strike-slip 
D) transform A

Question 2

Explain the difference in orientation between a nonplunging anticline and a plunging anticline.

Accepted Answer

The hinge or axis of a plunging anticline will be tilted rather than horizontal, such as it would be in a nonplunging anticline.

Question 3

Which of the following is the best description for structural geology?

Accepted Answer

A) Study of intergrown mineral crystals in igneous rocks 
B) Study of sequences of sedimentary rocks and how their environments of deposition dictate how sediments are laid down 
C) Study of earthquakes and how they move through Earth's interior 
D) Study of rock deformation in response to tectonic forces 
A) Study of intergrown mineral crystals in igneous rocks 
B) Study of sequences of sedimentary rocks and how their environments of deposition dictate how sediments are laid down 
C) Study of earthquakes and how they move through Earth's interior 
D) Study of rock deformation in response to tectonic forces D

Question 4

Compare rock deformation in near surface environments to that deep within Earth's crust.Which deformation style will be more common in each location?

Accepted Answer

Brittle deformation

Question 5

You are sitting in class when your professor begins talking about a dome with the inner layers dating back to the Tertiary and its outer layers dating back to the Permian.You immediately know this professor is wrong.What is your evidence?

Accepted Answer

A) Domes don't have layers. 
B) Domes have the oldest layers in the middle, not the youngest. 
C) Now that we know the age of the layers, we would call it a syncline. 
D) Domes didn't exist back then. 
A) Domes don't have layers. 
B) Domes have the oldest layers in the middle, not the youngest. 
C) Now that we know the age of the layers, we would call it a syncline. 
D) Domes didn't exist back then.

Question 6

________ is the angle of inclination of the surface of a rock unit measured from a horizontal plane.

Accepted Answer

A) Dip 
B) Faulting 
C) Strike 
D) Plunge 
A) Dip 
B) Faulting 
C) Strike 
D) Plunge

Question 7

What kind of geologic structure is present?

Accepted Answer

A) Syncline 
B) Basin 
C) Anticline 
D) Dome 
A) Syncline 
B) Basin 
C) Anticline 
D) Dome

Question 8

Despite not seeing the severe tectonic forces of the Rocky Mountains, the interior states of Illinois and Michigan have basins (the Illinois and Michigan basins).However, these basins formed in a different way.Explain how the Illinois and Michigan basins formed without significant tectonic influence.

Accepted Answer

The Illinois and Michigan basi

Question 9

Shear stress is a type of confining pressure.

Accepted Answer

A) True 
 B)False

Question 10

Faults form in ________ temperature-________ pressure environments.

Accepted Answer

A) low-; low- 
B) high-; high- 
C) high-; low- 
D) low-; high- 
A) low-; low- 
B) high-; high- 
C) high-; low- 
D) low-; high-

Question 11

Which of the following rocks would be more likely to experience brittle deformation rather than ductile deformation when subjected to stresses that exceed their strength?

Accepted Answer

A) Rock salt 
B) Sandstone 
C) Schist 
D) Quartzite 
A) Rock salt 
B) Sandstone 
C) Schist 
D) Quartzite

Question 12

Some strike-slip faults are big enough to accommodate movement between two tectonic plates.

Accepted Answer

A) True 
 B)False

Question 13

How will compressional force change a rock body?

Accepted Answer

A) Stretch and thin the rock. 
B) Fracture the rock and grind the pieces alongside each other. 
C) Shorten and thicken the rock. 
D) The rock will not change. 
A) Stretch and thin the rock. 
B) Fracture the rock and grind the pieces alongside each other. 
C) Shorten and thicken the rock. 
D) The rock will not change.

Question 14

Detachment faults are low-angle ________ faults.

Accepted Answer

A) thrust 
B) normal 
C) reverse 
D) strike-slip 
A) thrust 
B) normal 
C) reverse 
D) strike-slip

Question 15

What kind of geologic structure is present?

Accepted Answer

A) Syncline 
B) Basin 
C) Anticline 
D) Dome 
A) Syncline 
B) Basin 
C) Anticline 
D) Dome

Question 16

________ is the compass direction of the line produced by the intersection of an inclined rock layer with a horizontal plane.

Accepted Answer

A) Dip 
B) Angle 
C) Strike 
D) Plunge 
A) Dip 
B) Angle 
C) Strike 
D) Plunge

Question 17

What kind of stress is deforming this block?

Accepted Answer

A) Shear 
B) Compression 
C) Tension 
A) Shear 
B) Compression 
C) Tension

Question 18

Compare and contrast thrust faults and reverse faults.

Accepted Answer

Reverse and thrust faults are both the r

Question 19

The Basin and Range province is an extensional region in the American Southwest characterized by roughly parallel mountains ranges separated by broad, flat-bottomed valleys.What sort of structural features would you expect to find in this region?

Accepted Answer

Expected features wo

Question 20

A rubber band being stretched in preparation to fire across the room is an example of what kind of deformation?

Accepted Answer

A) Brittle deformation 
B) Ductile deformation 
C) Elastic deformation 
D) Shear deformation 
A) Brittle deformation 
B) Ductile deformation 
C) Elastic deformation 
D) Shear deformation

Exam 10: Crustal Deformation

Mountain ranges such as the Appalachians and the Himalayas are examples of mountains that formed as a result of ________ faulting.

Explain the difference in orientation between a nonplunging anticline and a plunging anticline.

Which of the following is the best description for structural geology?

Compare rock deformation in near surface environments to that deep within Earth's crust.Which deformation style will be more common in each location?

You are sitting in class when your professor begins talking about a dome with the inner layers dating back to the Tertiary and its outer layers dating back to the Permian.You immediately know this professor is wrong.What is your evidence?

________ is the angle of inclination of the surface of a rock unit measured from a horizontal plane.

What kind of geologic structure is present?

Shear stress is a type of confining pressure.

Faults form in ________ temperature-________ pressure environments.

Which of the following rocks would be more likely to experience brittle deformation rather than ductile deformation when subjected to stresses that exceed their strength?

Some strike-slip faults are big enough to accommodate movement between two tectonic plates.

How will compressional force change a rock body?

Detachment faults are low-angle ________ faults.

What kind of geologic structure is present?

________ is the compass direction of the line produced by the intersection of an inclined rock layer with a horizontal plane.

What kind of stress is deforming this block?

Compare and contrast thrust faults and reverse faults.

The Basin and Range province is an extensional region in the American Southwest characterized by roughly parallel mountains ranges separated by broad, flat-bottomed valleys.What sort of structural features would you expect to find in this region?

A rubber band being stretched in preparation to fire across the room is an example of what kind of deformation?

An Introduction to Geology

Plate Tectonics: a Scientific Revolution Unfolds

Matter and Minerals

Magma, Igneous Rocks, and Intrusive Activity

Volcanoes and Volcanic Hazards

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Earthquakes

Earths Interior

Divergent Boundaries

Convergent Boundaries

Mass Wasting

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Global Climate Change

Earths Evolution Through Geologic Time

Energy and Mineral Resources

Touring Our Solar System

Filters

Faults form in temperature- pressure environments.