Glencoe Earth Science

Chapter 10: Plate Tectonics

Standardized Test Practice

1
Which of the following is used as evidence of seafloor spreading?
A)fossil evidence
B)climate clues
C)rock clues
D)magnetic pole reversals
2
The process occurring in the mantle that is thought to be the force behind plate tectonics is an example of a(n)
A)plate boundary.
B)divergent boundary.
C)normal fault.
D)convection current.
3
What type of forces create mountains?
A)tension forces
B)compression forces
C)horizontal forces
D)convection forces
4
What is the name of the giant supercontinent in the illustration?

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A)Laurasia
B)Gondwanaland
C)North America
D)Pangaea
5
Which scientist is credited with the continental drift hypothesis?
A)J. Tuzo Wilson
B)Alfred Wegener
C)Harry Hess
D)W. Jason Morgan
6
Which term refers to the ridged layer of Earth that is about 100 km thick and generally less dense than the material below it?
A)asthenosphere
B)lithosphere
C)plate
D)core
7
What is the approximate rate of plate movement?
A)a few centimeters each year
B)a few millimeters each year
C)a few meters each year
D)a few kilometers each year
8
What type of plate boundary has plates sliding past each other?
A)convergent boundaries
B)divergent boundaries
C)subduction zones
D)transform boundaries
9
What type of plate boundary is most likely to occur at point A in the diagram?

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A)transform
B)divergent
C)reverse
D)convergent
10
Which of the following can be explained at Point B in the diagram?

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A)Plates move apart and volcanoes form.
B)Plates move past each other sideways.
C)Plates are not moving.
D)Plates move toward each other and volcanoes form.
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