Question 1

What were the important effects of the 1991 Mount Pinatubo eruption?

Accepted Answer

The answer of What were the important effects of the...

Question 2

Continental shields,or cratons,are generally of low elevation and old in age.

Accepted Answer

A) True 
 B)False

Question 3

Small areas of high strain along a fault are termed

Accepted Answer

A) asperities. 
B) focal points. 
C) elastic spots. 
D) fore points. 
E) seismic moments. 
A) asperities. 
B) focal points. 
C) elastic spots. 
D) fore points. 
E) seismic moments.

Question 4

The undulating form that gives Earth's surface its character and general configuration is called

Accepted Answer

A) relief. 
B) an order of relief. 
C) topography. 
D) crust. 
E) tectonics. 
A) relief. 
B) an order of relief. 
C) topography. 
D) crust. 
E) tectonics.

Question 5

Which of the following regions is probably the most tectonically active at this time?

Accepted Answer

A) the Canadian shield 
B) the Appalachian Mountains 
C) the Himalayas 
D) the Gulf Coast region of the United States 
E) the prairies 
A) the Canadian shield 
B) the Appalachian Mountains 
C) the Himalayas 
D) the Gulf Coast region of the United States 
E) the prairies

Question 6

The Basin and Range Province of the interior western United States is a type of horst-and-graben topography.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is true regarding harmonic tremors?

Accepted Answer

A) they are associated with the sharp release of energy when two pieces of land move against each other,as along a fault. 
B) they are produced by sub-surface movement of magma beneath a volcano. 
C) they are associated with movements in the crust caused by cities and traffic. 
D) they are produced by explosive volcanic eruptions. 
E) they are audible from the surface as a high pitched noise that indicates that the eruption is imminent. 
A) they are associated with the sharp release of energy when two pieces of land move against each other,as along a fault. 
B) they are produced by sub-surface movement of magma beneath a volcano. 
C) they are associated with movements in the crust caused by cities and traffic. 
D) they are produced by explosive volcanic eruptions. 
E) they are audible from the surface as a high pitched noise that indicates that the eruption is imminent.

Question 8

Describe the typical formation and characteristics of a continental shield.

Accepted Answer

The answer of Describe the typical formation and characteristics of...

Question 9

If you were paranoid of earthquakes,which of the following areas would be the safest to live?

Accepted Answer

A) convergent plate boundary 
B) divergent plate boundary 
C) island arc along a subduction zone 
D) shield 
E) transform boundary 
A) convergent plate boundary 
B) divergent plate boundary 
C) island arc along a subduction zone 
D) shield 
E) transform boundary

Question 10

An instrument used to record vibrations in the crust is the

Accepted Answer

A) land barometer. 
B) seismograph. 
C) the Richter scale. 
D) tiltmeter. 
E) abney level. 
A) land barometer. 
B) seismograph. 
C) the Richter scale. 
D) tiltmeter. 
E) abney level.

Question 11

Terranes refer to

Accepted Answer

A) the topography of a tract of land. 
B) the "lay of the land." 
C) displaced and migrating pieces of Earth's crust. 
D) the continental shields within each continent. 
E) layers of younger sedimentary rock that surround the craton. 
A) the topography of a tract of land. 
B) the "lay of the land." 
C) displaced and migrating pieces of Earth's crust. 
D) the continental shields within each continent. 
E) layers of younger sedimentary rock that surround the craton.

Question 12

The most detailed order of relief applies to ________ order relief features.

Accepted Answer

A) first 
B) second 
C) third 
A) first 
B) second 
C) third

Question 13

On average,how often would you expect an earthquake of greater than Richter 8.0 and Mercalli XII to occur?

Accepted Answer

A) 120 times a year 
B) 800 times a year 
C) only once every few years 
D) once or twice a century 
E) once in a millenium 
A) 120 times a year 
B) 800 times a year 
C) only once every few years 
D) once or twice a century 
E) once in a millenium

Question 14

Which of the following is true of terranes?

Accepted Answer

A) they are larger-scale migrating crustal pieces i.e. ,microplates. 
B) they may accrete onto continents and thereby increase the size of the continents. 
C) they are destroyed by fracture zones. 
D) they are very similar in composition to the continents to which they attach. 
E) they can move tens of kilometres from their place of origin. 
A) they are larger-scale migrating crustal pieces i.e. ,microplates. 
B) they may accrete onto continents and thereby increase the size of the continents. 
C) they are destroyed by fracture zones. 
D) they are very similar in composition to the continents to which they attach. 
E) they can move tens of kilometres from their place of origin.

Question 15

Ductile rocks are more likely to bend in response to stress than are brittle rocks.

Accepted Answer

A) True 
 B)False

Question 16

The concept of "orders of relief" refers to

Accepted Answer

A) the ordering of surface features based on height. 
B) the ordering of surface features based on their time of origin. 
C) the scale of features. 
D) the rate at which stress is relieved in the crust. 
E) the rate at which the landscape evolves. 
A) the ordering of surface features based on height. 
B) the ordering of surface features based on their time of origin. 
C) the scale of features. 
D) the rate at which stress is relieved in the crust. 
E) the rate at which the landscape evolves.

Question 17

Because of the processes responsible for the formation of the Himalayan Mountains,the crust in this region of the world has been

Accepted Answer

A) shortened. 
B) extended. 
C) thinned. 
D) twisted. 
E) stretched. 
A) shortened. 
B) extended. 
C) thinned. 
D) twisted. 
E) stretched.

Question 18

Describe the forces,nature,and types of rock involved in the formation of shield volcanoes,cinder cones,composite cones,and plateau basalts.

Accepted Answer

Shield volcanoes are formed by the erupt

Question 19

The most active tectonic regions of North and South America are on the

Accepted Answer

A) western coasts. 
B) eastern coasts. 
C) southern coasts. 
D) mid-continent. 
E) at the highest latitudes. 
A) western coasts. 
B) eastern coasts. 
C) southern coasts. 
D) mid-continent. 
E) at the highest latitudes.

Question 20

The seven structural regions of the world

Accepted Answer

A) are grouped because of shared physical characteristics. 
B) are defined based on latitude. 
C) each correlate with a different continent. 
D) are defined based on elevation. 
E) have developed based upon the climate of the region in which they are located. 
A) are grouped because of shared physical characteristics. 
B) are defined based on latitude. 
C) each correlate with a different continent. 
D) are defined based on elevation. 
E) have developed based upon the climate of the region in which they are located.

Exam 12: Tectonics, Earthquakes, and Volcanism

What were the important effects of the 1991 Mount Pinatubo eruption?

Continental shields,or cratons,are generally of low elevation and old in age.

Small areas of high strain along a fault are termed

The undulating form that gives Earth's surface its character and general configuration is called

Which of the following regions is probably the most tectonically active at this time?

The Basin and Range Province of the interior western United States is a type of horst-and-graben topography.

Which of the following is true regarding harmonic tremors?

Describe the typical formation and characteristics of a continental shield.

If you were paranoid of earthquakes,which of the following areas would be the safest to live?

An instrument used to record vibrations in the crust is the

Terranes refer to

The most detailed order of relief applies to ________ order relief features.

On average,how often would you expect an earthquake of greater than Richter 8.0 and Mercalli XII to occur?

Which of the following is true of terranes?

Ductile rocks are more likely to bend in response to stress than are brittle rocks.

The concept of "orders of relief" refers to

Because of the processes responsible for the formation of the Himalayan Mountains,the crust in this region of the world has been

Describe the forces,nature,and types of rock involved in the formation of shield volcanoes,cinder cones,composite cones,and plateau basalts.

The most active tectonic regions of North and South America are on the

The seven structural regions of the world

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