Question 1

What is the tectonic setting of the large 2011 Tohuku earthquake in Japan?

Accepted Answer

A) Slip along a transform fault that cuts through Japan 
B) Slip along a transform fault that is just offshore to the north 
C) Rifting in the Sea of Japan,west of the island 
D) Slip along a subduction zone (megathrust) 
A) Slip along a transform fault that cuts through Japan 
B) Slip along a transform fault that is just offshore to the north 
C) Rifting in the Sea of Japan,west of the island 
D) Slip along a subduction zone (megathrust)

Question 2

What types of rocks would be most common in the volcano in this photograph?

Accepted Answer

A) Scoria and other vesicular basalt 
B) Basalt mostly formed in lava flows 
C) Felsic and intermediate lava flows 
D) Pillow basalts 
E) None of these are correct. 
A) Scoria and other vesicular basalt 
B) Basalt mostly formed in lava flows 
C) Felsic and intermediate lava flows 
D) Pillow basalts 
E) None of these are correct.

Question 3

What did geologists discover from studying the aftermath of the 1964 Alaskan earthquake?

Accepted Answer

A) Some parts of the coastline were uplifted and others subsided. 
B) Changes in elevation were not systematic,occurring randomly over the area. 
C) There was no good explanation for large waves that resulted from the earthquake. 
D) Fissuring of the ground and ice was limited to an area very near the epicenter. 
A) Some parts of the coastline were uplifted and others subsided. 
B) Changes in elevation were not systematic,occurring randomly over the area. 
C) There was no good explanation for large waves that resulted from the earthquake. 
D) Fissuring of the ground and ice was limited to an area very near the epicenter.

Question 4

Which of the following materials is not produced by erupting volcanoes?

Accepted Answer

A) Sandstone 
B) Basaltic lava 
C) Obsidian/glass 
D) Ash 
A) Sandstone 
B) Basaltic lava 
C) Obsidian/glass 
D) Ash

Question 5

The largest concentration of composite volcanoes on Earth is located along the

Accepted Answer

A) Pacific Ring of Fire. 
B) East African rift zone. 
C) San Andreas fault. 
A) Pacific Ring of Fire. 
B) East African rift zone. 
C) San Andreas fault.

Question 6

Which of the following is least likely to be a volcano?

Accepted Answer

A) A vent where magma and other volcanic material is erupted 
B) A hill with a crater formed at the site of an eruption 
C) A hill capped by volcanic rocks 
D) A fissure that erupts hot,molten lava 
E) A mountain that erupts only volcanic ash 
A) A vent where magma and other volcanic material is erupted 
B) A hill with a crater formed at the site of an eruption 
C) A hill capped by volcanic rocks 
D) A fissure that erupts hot,molten lava 
E) A mountain that erupts only volcanic ash

Question 7

A relatively large,symmetrical volcano that contains interlayered lava flow,pyroclastic deposits,and volcanic mudflows is a

Accepted Answer

A) cinder cone. 
B) shield volcano. 
C) composite volcano. 
D) volcanic dome. 
E) fissure. 
A) cinder cone. 
B) shield volcano. 
C) composite volcano. 
D) volcanic dome. 
E) fissure.

Question 8

What tectonic setting is interpreted to be the cause of volcanism at Yellowstone?

Accepted Answer

A) Subduction along the coast of the Pacific Northwest 
B) Magma that is coming up along a bend in a transform fault 
C) Movement of North America over a mantle plume 
D) A large meteorite impact that struck the area 100 years ago 
A) Subduction along the coast of the Pacific Northwest 
B) Magma that is coming up along a bend in a transform fault 
C) Movement of North America over a mantle plume 
D) A large meteorite impact that struck the area 100 years ago

Question 9

What orientation of stresses is the simplest explanation for the structure shown in this figure?

Accepted Answer

A) Equal amounts of confining pressure 
B) Tension from upper left to lower right 
C) Shearing in a vertical direction 
D) Shearing in a horizontal direction 
A) Equal amounts of confining pressure 
B) Tension from upper left to lower right 
C) Shearing in a vertical direction 
D) Shearing in a horizontal direction

Question 10

What type of basaltic feature is shown in this photograph?

Accepted Answer

A) Vesicles 
B) Volcanic bomb 
C) Aa lava flow 
D) Pahoehoe lava flow 
E) Pyroclastic flow 
A) Vesicles 
B) Volcanic bomb 
C) Aa lava flow 
D) Pahoehoe lava flow 
E) Pyroclastic flow

Question 11

What was the most damaging type of eruption that occurred at Vesuvius in Italy?

Accepted Answer

A) A huge landslide caused a lateral blast that knocked down trees and buildings. 
B) A fast-moving viscous lava flow flowed through the middle of Pompeii. 
C) The volcano was so heavy that it caused part of the island to collapse. 
D) One or more pyroclastic flows hit the city of Pompeii. 
E) None of these are correct. 
A) A huge landslide caused a lateral blast that knocked down trees and buildings. 
B) A fast-moving viscous lava flow flowed through the middle of Pompeii. 
C) The volcano was so heavy that it caused part of the island to collapse. 
D) One or more pyroclastic flows hit the city of Pompeii. 
E) None of these are correct.

Question 12

The continental block shown in this figure has a transform boundary,a reverse fault,and a continental rift.What type of activity could cause an earthquake here?

Accepted Answer

A) Strike-slip faulting 
B) Normal faulting 
C) Reverse faulting 
D) Movement of magma near the rift 
E) All of these are correct. 
A) Strike-slip faulting 
B) Normal faulting 
C) Reverse faulting 
D) Movement of magma near the rift 
E) All of these are correct.

Question 13

When a rock is subjected to tectonic forces and experiences stress that is not the same in all directions,it is under

Accepted Answer

A) differential stress. 
B) convergent stress. 
C) tensional stress. 
D) alternating pressure. 
A) differential stress. 
B) convergent stress. 
C) tensional stress. 
D) alternating pressure.

Question 14

Shield volcanoes are composed primarily of

Accepted Answer

A) basalt lava flows. 
B) andesite lava flows. 
C) rhyolite lava flows. 
A) basalt lava flows. 
B) andesite lava flows. 
C) rhyolite lava flows.

Question 15

Which of the following is common in most calderas?

Accepted Answer

A) A large circular depression with steep walls 
B) Thick sequences of volcanic ash 
C) Rounded mountains that are volcanic domes 
D) All of these are correct. 
A) A large circular depression with steep walls 
B) Thick sequences of volcanic ash 
C) Rounded mountains that are volcanic domes 
D) All of these are correct.

Question 16

What type of eruption formed the small volcano in this photograph?

Accepted Answer

A) Fluid lava flows 
B) Eruption of viscous lava 
C) Lava fountain 
D) Eruption column 
E) Pyroclastic flow 
A) Fluid lava flows 
B) Eruption of viscous lava 
C) Lava fountain 
D) Eruption column 
E) Pyroclastic flow

Question 17

The eruption that occurred on Mount St.Helens was triggered by a

Accepted Answer

A) huge landslide caused a lateral blast that knocked down trees and buildings. 
B) fast-moving viscous lava flow flowed through the middle of Portland. 
C) volcano that was so heavy that it caused part of the island to collapse. 
D) cinder cone that sent up a large column of pyroclastic material. 
E) None of these are correct. 
A) huge landslide caused a lateral blast that knocked down trees and buildings. 
B) fast-moving viscous lava flow flowed through the middle of Portland. 
C) volcano that was so heavy that it caused part of the island to collapse. 
D) cinder cone that sent up a large column of pyroclastic material. 
E) None of these are correct.

Question 18

This photograph from the 1964 Alaskan earthquake shows a white area of seafloor that was uplifted during the event.What does this observation specifically suggest about how the earthquake might cause damage?

Accepted Answer

A) Areas on land could be affected by liquefaction. 
B) Areas on land could experience landslides. 
C) This earthquake could have caused a tsunami because it offset the seafloor. 
D) The earthquake could have caused fires because it released sulfur dioxide gas. 
A) Areas on land could be affected by liquefaction. 
B) Areas on land could experience landslides. 
C) This earthquake could have caused a tsunami because it offset the seafloor. 
D) The earthquake could have caused fires because it released sulfur dioxide gas.

Question 19

Which of the following factors indicates a high risk for volcanic mudflows or lahars?

Accepted Answer

A) A shield volcano that forms a low mountain in the tropics 
B) A volcano whose hillslopes are covered with hard basaltic lava 
C) A volcano with a thick covering of snow or ice 
D) All of these are correct. 
A) A shield volcano that forms a low mountain in the tropics 
B) A volcano whose hillslopes are covered with hard basaltic lava 
C) A volcano with a thick covering of snow or ice 
D) All of these are correct.

Question 20

Which of the following is not evidence of recent activity at a volcano?

Accepted Answer

A) Thick,well-developed soil 
B) Layer of ash blanketing hillslopes 
C) Unweathered lava flows 
D) Ash flows lacking a well-developed soil 
A) Thick,well-developed soil 
B) Layer of ash blanketing hillslopes 
C) Unweathered lava flows 
D) Ash flows lacking a well-developed soil

What is the tectonic setting of the large 2011 Tohuku earthquake in Japan?

What types of rocks would be most common in the volcano in this photograph?

What did geologists discover from studying the aftermath of the 1964 Alaskan earthquake?

Which of the following materials is not produced by erupting volcanoes?

The largest concentration of composite volcanoes on Earth is located along the

Which of the following is least likely to be a volcano?

A relatively large,symmetrical volcano that contains interlayered lava flow,pyroclastic deposits,and volcanic mudflows is a

What tectonic setting is interpreted to be the cause of volcanism at Yellowstone?

What orientation of stresses is the simplest explanation for the structure shown in this figure?

What type of basaltic feature is shown in this photograph?

What was the most damaging type of eruption that occurred at Vesuvius in Italy?

The continental block shown in this figure has a transform boundary,a reverse fault,and a continental rift.What type of activity could cause an earthquake here?

When a rock is subjected to tectonic forces and experiences stress that is not the same in all directions,it is under

Shield volcanoes are composed primarily of

Which of the following is common in most calderas?

What type of eruption formed the small volcano in this photograph?

The eruption that occurred on Mount St.Helens was triggered by a

This photograph from the 1964 Alaskan earthquake shows a white area of seafloor that was uplifted during the event.What does this observation specifically suggest about how the earthquake might cause damage?

Which of the following factors indicates a high risk for volcanic mudflows or lahars?

Which of the following is not evidence of recent activity at a volcano?

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Exam 11: Volcanoes,deformation,and Earthquakes

What is the tectonic setting of the large 2011 Tohuku earthquake in Japan?

What types of rocks would be most common in the volcano in this photograph?

What did geologists discover from studying the aftermath of the 1964 Alaskan earthquake?

Which of the following materials is not produced by erupting volcanoes?

The largest concentration of composite volcanoes on Earth is located along the

Which of the following is least likely to be a volcano?

A relatively large,symmetrical volcano that contains interlayered lava flow,pyroclastic deposits,and volcanic mudflows is a

What tectonic setting is interpreted to be the cause of volcanism at Yellowstone?

What orientation of stresses is the simplest explanation for the structure shown in this figure?

What type of basaltic feature is shown in this photograph?

What was the most damaging type of eruption that occurred at Vesuvius in Italy?

The continental block shown in this figure has a transform boundary,a reverse fault,and a continental rift.What type of activity could cause an earthquake here?

When a rock is subjected to tectonic forces and experiences stress that is not the same in all directions,it is under

Shield volcanoes are composed primarily of

Which of the following is common in most calderas?

What type of eruption formed the small volcano in this photograph?

The eruption that occurred on Mount St.Helens was triggered by a

This photograph from the 1964 Alaskan earthquake shows a white area of seafloor that was uplifted during the event.What does this observation specifically suggest about how the earthquake might cause damage?

Which of the following factors indicates a high risk for volcanic mudflows or lahars?

Which of the following is not evidence of recent activity at a volcano?

The Nature of Physical Geography

Energy and Matter in the Atmosphere

Atmospheric Motion

Atmospheric Moisture

Weather Systems and Severe Weather

Atmosphere-Ocean-Cryosphere Interactions

Climates Around the World

Water Resources

Understanding Landscapes

Plate Tectonics and Regional Features

Weathering and Mass Wasting

Streams and Flooding

Glaciers and Glacial Landforms

Coasts and Changing Sea Levels

Soils

Ecosystems and Biogeochemical Cycles

Biomes

Filters