Question 1

Throughout time, continents break apart and collide and ocean basins open and close.This cyclical process is known as the

Accepted Answer

A)   Wilson cycle.
B)   Wegener cycle.
C)   lithospheric cycle.
D)   Benioff cycle.
E)   Richter cycle.F) B) and E)
G) A) and E)

Question 2

The thickness of oceanic crust increases with age.

Accepted Answer

A) True 
 B)False

Question 3

The steeper profile of the Mid-Atlantic Ridge compared to the East Pacific Rise indicates that the Mid-Atlantic Ridge is the faster spreading center.

Accepted Answer

A) True 
 B)False

Question 4

The San Andreas fault is an example of a transform fault.

Accepted Answer

A) True 
 B)False

Question 5

The largest lithospheric plate is the Pacific plate.

Accepted Answer

A) True 
 B)False

Question 6

The oldest oceanic crust is generally in the center of the ocean basin near the mid-ocean ridge or rise system.

Accepted Answer

A) True 
 B)False

Question 7

The Moho is located between the

Accepted Answer

A)   lithosphere and the asthenosphere.
B)   crust and the mantle.
C)   mantle and the outer core.
D)   inner and outer cores.
E)   continental margin and the abyssal plain.F) A) and E)
G) A) and B)

Question 8

When talking about plate tectonics, which of the Earth's layers comprises the plates?

Accepted Answer

A)   Crust
B)   Mantle
C)   Core
D)   Lithosphere
E)   AsthenosphereF) A) and D)
G) A) and C)

Question 9

Higher seafloor heat flow values are found

Accepted Answer

A)   along coastlines.
B)   in the middle of ocean basins.
C)   near ocean ridge systems.
D)   associated with abyssal hills.
E)   along the edges of trenches.F) A) and E)
G) B) and D)

Question 10

Volcanic activity associated with subduction zones is more gentle and less explosive than volcanic activity associated with hot spots and midocean ridges.

Accepted Answer

A) True 
 B)False

Question 11

Deep Earthquakes (below 100km or 60mi) are usually associated with oceanic ridges.

Accepted Answer

A) True 
 B)False

Question 12

Based on the current directions of plate motion, China and the West Coast of the U.S. are getting closer.

Accepted Answer

A) True 
 B)False

Question 13

Magnetic stripes on the seafloor are created at

Accepted Answer

A)   subduction zones.
B)   spreading centers.
C)   abyssal plains.
D)   subduction zones and spreading centers.
E)   subduction zones, spreading centers, and abyssal plains.F) None of the above
G) A) and B)

Exam 2: Earth Structure and Plate Tectonics

Deep Earthquakes (below 100km or 60mi) are usually associated with oceanic ridges.

Correct Answer
verified

The thickness of oceanic crust increases with age.

Correct Answer
verified

The San Andreas fault is an example of a transform fault.

Correct Answer
verified

The largest lithospheric plate is the Pacific plate.

Correct Answer
verified

The Moho is located between the

Correct Answer
verified

Higher seafloor heat flow values are found

Correct Answer
verified

The steeper profile of the Mid-Atlantic Ridge compared to the East Pacific Rise indicates that the Mid-Atlantic Ridge is the faster spreading center.

Correct Answer
verified

The oldest oceanic crust is generally in the center of the ocean basin near the mid-ocean ridge or rise system.

Correct Answer
verified

Based on the current directions of plate motion, China and the West Coast of the U.S. are getting closer.

Correct Answer
verified

Magnetic stripes on the seafloor are created at

Correct Answer
verified

When talking about plate tectonics, which of the Earth's layers comprises the plates?

Correct Answer
verified

Throughout time, continents break apart and collide and ocean basins open and close.This cyclical process is known as the

Correct Answer
verified

Volcanic activity associated with subduction zones is more gentle and less explosive than volcanic activity associated with hot spots and midocean ridges.

Correct Answer
verified

Exam 2: Earth Structure and Plate Tectonics

Deep Earthquakes (below 100km or 60mi) are usually associated with oceanic ridges.

Correct AnswerverifiedShow Answer

The thickness of oceanic crust increases with age.

Correct AnswerverifiedShow Answer

The San Andreas fault is an example of a transform fault.

Correct AnswerverifiedShow Answer

The largest lithospheric plate is the Pacific plate.

Correct AnswerverifiedShow Answer

The Moho is located between the

Correct AnswerverifiedShow Answer

Higher seafloor heat flow values are found

Correct AnswerverifiedShow Answer

The steeper profile of the Mid-Atlantic Ridge compared to the East Pacific Rise indicates that the Mid-Atlantic Ridge is the faster spreading center.

Correct AnswerverifiedShow Answer

The oldest oceanic crust is generally in the center of the ocean basin near the mid-ocean ridge or rise system.

Correct AnswerverifiedShow Answer

Based on the current directions of plate motion, China and the West Coast of the U.S. are getting closer.

Correct AnswerverifiedShow Answer

Magnetic stripes on the seafloor are created at

Correct AnswerverifiedShow Answer

When talking about plate tectonics, which of the Earth's layers comprises the plates?

Correct AnswerverifiedShow Answer

Throughout time, continents break apart and collide and ocean basins open and close.This cyclical process is known as the

Correct AnswerverifiedShow Answer

Volcanic activity associated with subduction zones is more gentle and less explosive than volcanic activity associated with hot spots and midocean ridges.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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