Question 1

How did scientists calculate the rate of uplift of the Andes?

Accepted Answer

A)  using a fossil of coral from a high rock 
B)  by radio-dating uplifted metamorphic rock 
C)  by radio-dating uplifted sedimentary rock 
D)  using tectonic data and knowledge of ice ages 
A)  using a fossil of coral from a high rock 
B)  by radio-dating uplifted metamorphic rock 
C)  by radio-dating uplifted sedimentary rock 
D)  using tectonic data and knowledge of ice ages

Question 2

Which of the following is not a result of a mountain becoming too high?

Accepted Answer

A)  normal faults 
B)  thrust faults 
C)  volcanism 
D)  melting in the mantle 
A)  normal faults 
B)  thrust faults 
C)  volcanism 
D)  melting in the mantle

Question 3

The Precambrian basement rocks of the Upper Peninsula of Michigan became part of the North American continent

Accepted Answer

A)  more than 2.5 billion years ago. 
B)  1.9 billion years ago. 
C)  1.8 to 1.9 billion years ago. 
D)  1.7 to 1.8 billion years ago. 
E)  about 1.1 billion years ago. 
A)  more than 2.5 billion years ago. 
B)  1.9 billion years ago. 
C)  1.8 to 1.9 billion years ago. 
D)  1.7 to 1.8 billion years ago. 
E)  about 1.1 billion years ago.

Question 4

Which is the best analogy for isostasy?

Accepted Answer

A)  blocks of wood in water 
B)  a dog sleeping on a water bed 
C)  ice cubes in water 
D)  crumbling layered cookies 
A)  blocks of wood in water 
B)  a dog sleeping on a water bed 
C)  ice cubes in water 
D)  crumbling layered cookies

Question 5

What does Pratt's model of isostasy describe better than Airy's model?

Accepted Answer

A)  elevation differences between oceans and continents 
B)  formation of rift valleys in continents 
C)  elevation differences within areas of continental crust 
D)  fault block elevations 
A)  elevation differences between oceans and continents 
B)  formation of rift valleys in continents 
C)  elevation differences within areas of continental crust 
D)  fault block elevations

Question 6

Which of the following statements about cratons is not true?

Accepted Answer

A)  They have been tectonically stable for more than 500 million years. 
B)  They are usually less than a half of a kilometer above sea level. 
C)  They are exterior regions of continents. 
D)  They may be broken by faults. 
A)  They have been tectonically stable for more than 500 million years. 
B)  They are usually less than a half of a kilometer above sea level. 
C)  They are exterior regions of continents. 
D)  They may be broken by faults.

Question 7

What is the problem with using wood-block-bathtub experiments to explain the isostasy of Earth's crust?

Accepted Answer

A)  It only works for sections of Earth's crust less than 8 km thick. 
B)  It only works for sections of Earth's crust greater than 80 km thick. 
C)  Wood is not a reasonable approximation for crust behavior. 
D)  Bathtub water does not behave like the mantle. 
A)  It only works for sections of Earth's crust less than 8 km thick. 
B)  It only works for sections of Earth's crust greater than 80 km thick. 
C)  Wood is not a reasonable approximation for crust behavior. 
D)  Bathtub water does not behave like the mantle.

Question 8

How does mountain building relate to the growth of continents?

Accepted Answer

Continents grow through time by the coll

Question 9

What two limitations do the wood-block analogies of Earth-scale isostasy have?

Accepted Answer

1. The wood-block models assume a very w

Question 10

Which is not a common component of explanations for mountains?

Accepted Answer

A)  sedimentation 
B)  plate-margin processes 
C)  motion in the mantle 
D)  vertical isostatic adjustments 
A)  sedimentation 
B)  plate-margin processes 
C)  motion in the mantle 
D)  vertical isostatic adjustments

Question 11

The Precambrian Crust is

Accepted Answer

A)  metamorphic and plutonic rock. 
B)  plutonic and sedimentary rock. 
C)  sedimentary, metamorphic, and plutonic rock. 
D)  metamorphic and sedimentary rock. 
A)  metamorphic and plutonic rock. 
B)  plutonic and sedimentary rock. 
C)  sedimentary, metamorphic, and plutonic rock. 
D)  metamorphic and sedimentary rock.

Question 12

Why does sea level change?

Accepted Answer

Isostasy explains why ocean depth correl

Question 13

What maximum uplift occurred on a thrust fault in Alaska during a single earthquake in 1899?

Accepted Answer

A)  25 cm 
B)  1.5 m 
C)  8 m 
D)  15 m 
A)  25 cm 
B)  1.5 m 
C)  8 m 
D)  15 m

Question 14

Oceanic crust is ________ than continental crust.

Accepted Answer

A)  less dense and thicker 
B)  less dense and thinner 
C)  more dense and thicker 
D)  more dense and thinner 
A)  less dense and thicker 
B)  less dense and thinner 
C)  more dense and thicker 
D)  more dense and thinner

Question 15

Which is a factor that decreases rock strength along faults?

Accepted Answer

A)  age 
B)  weight of glaciers 
C)  flowing water 
D)  sedimentation 
A)  age 
B)  weight of glaciers 
C)  flowing water 
D)  sedimentation

Question 16

Figure 13.13  
-What can be determined by looking at Figure 13.14?

Accepted Answer

A)  The areas of higher elevation were once buried by glaciers. 
B)  Areas that are now sinking under the sea once bulged up because of flexural isostasy. 
C)  Areas that are above sea level are growing and areas that are below sea level are sinking. 
D)  Eastern North America was once completely covered by glaciers. 
A)  The areas of higher elevation were once buried by glaciers. 
B)  Areas that are now sinking under the sea once bulged up because of flexural isostasy. 
C)  Areas that are above sea level are growing and areas that are below sea level are sinking. 
D)  Eastern North America was once completely covered by glaciers.

Question 17

What is GPS and what does it do?

Accepted Answer

Global Positioning System uses

Question 18

What distinguishes continental crust from ocean crust?

Accepted Answer

A)  elevation 
B)  whether or not it is covered by water 
C)  location 
D)  composition 
A)  elevation 
B)  whether or not it is covered by water 
C)  location 
D)  composition

Question 19

How and where do mountains form?

Accepted Answer

Most mountain belts form near convergent

Question 20

Which of the following correctly states the connection between lithosphere age and water depth?

Accepted Answer

A)  An older average lithosphere age corresponds with higher sea levels. 
B)  An younger average lithosphere age corresponds with lower sea levels. 
C)  An younger average lithosphere age corresponds with higher sea levels. 
D)  There is no connection between average lithosphere age and sea level. 
A)  An older average lithosphere age corresponds with higher sea levels. 
B)  An younger average lithosphere age corresponds with lower sea levels. 
C)  An younger average lithosphere age corresponds with higher sea levels. 
D)  There is no connection between average lithosphere age and sea level.

Exam 13: Tectonics and Surface Relief

How did scientists calculate the rate of uplift of the Andes?

Which of the following is not a result of a mountain becoming too high?

The Precambrian basement rocks of the Upper Peninsula of Michigan became part of the North American continent

Which is the best analogy for isostasy?

What does Pratt's model of isostasy describe better than Airy's model?

Which of the following statements about cratons is not true?

What is the problem with using wood-block-bathtub experiments to explain the isostasy of Earth's crust?

How does mountain building relate to the growth of continents?

What two limitations do the wood-block analogies of Earth-scale isostasy have?

Which is not a common component of explanations for mountains?

The Precambrian Crust is

Why does sea level change?

What maximum uplift occurred on a thrust fault in Alaska during a single earthquake in 1899?

Oceanic crust is ________ than continental crust.

Which is a factor that decreases rock strength along faults?

Figure 13.13 -What can be determined by looking at Figure 13.14?

What is GPS and what does it do?

What distinguishes continental crust from ocean crust?

How and where do mountains form?

Which of the following correctly states the connection between lithosphere age and water depth?

Why Study Earth

Minerals: Building Blocks of the Planet

Rocks and Rock-Forming Processes

Formation of Magma and Igneous Rocks

Formation of Sediment and Sedimentary Rocks

Formation of Metamorphic Rocks

Earth Materials As Time Keepers

Earth Materials As Time Keepers

Making Earth

Motion Inside Earth

Deformation of Rocks

Global Tectonics: Plates and Plumes

Soil Formation and Landscape Stability

Mass Movements: Landscapes in Motion

Streams: Flowing Water Shapes the Landscape

Water Flowing Underground

Glaciers: Cold-Climate Sculptors of Continents

Shorelines: Changing Landscapes Where Land Meets Sea

Wind: a Global Geologic Process

Global Warming: Real Time Change in the Earth System

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