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Chapter 12
Tectonics,
Earthquakes,
and Volcanism
Robert W. Christopherson
Tim Schultz
Review: Earth’s Surface Relief Features
What order of relief is represented by a hill behind your
house?
A. first
B. second
C. third
D. fourth
E. none of the above
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Earth’s Surface Relief Features
What order of relief is represented by the Canadian
Rockies?
A. first
B. second
C. third
D. fourth
E. none of the above
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Crustal Deformation Processes
Which of the following is incorrect regarding what happens
when compressional and tensional forces are applied to
rocks?
A. Folding can occur.
B. Thinning can occur.
C. Faulting can occur.
D. Subduction can occur.
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Crustal Deformation Processes
A fault created when rocks are pulled apart from one
another is a
A. normal fault.
B. reverse fault.
C. thrust fault.
D. strike-slip fault.
E. thinning fault.
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Crustal Deformation Processes
The fault depicted is a
A. normal fault.
B. reverse fault.
C. thrust fault.
D. strike-slip fault.
E. thinning fault.
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Orogenesis
Which of the following is true of orogenies?
A. Most mountain ranges are the result of a single
orogeny.
B. Orogenesis continues today in many of the world’s
ranges.
C. A collision between two continental plates is
required for an orogeny.
D. Orogenesis generally creates volcanoes but not faultblock mountains.
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Earthquakes
Which of the following most accurately explains the origin
of earthquakes?
A. Cracks form in the surface as Earth’s crust cools.
B. Radioactive decay within the mantle creates
explosions.
C. Volcanic magma moves suddenly within Earth.
D. A fault builds up strain until it finally moves,
releasing energy.
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.
Review: Volcanism
Which type of volcanic eruption consists of large volumes
of lava and massive landforms?
A. explosive
B. effusive
C. subductive
D. extrusive
Copyright © 2009 Pearson Prentice Hall, Pearson Education, Inc.