|
|
Multiple Choice |
10 points |
|
|
Question
Which of the following
processes will cause metamorphism? |
Answer |
|
a)
an increase in temperature |
|
b) a change in the chemical
environment |
|
c) an increase in pressure |
|
d)
All of the above |
|
e)
None of the above |
|
|
Add Question
Here |
|
Multiple Choice |
10 points |
|
|
Question
The pressure and heat that
drive metamorphism result from which three factors? |
Answer |
|
a)
Weight of overlying rock, solar heat, and nuclear fusion |
|
b) Horizontal pressures developed as rocks become deformed,
covalent bonding, and heat released during rock crystallization |
|
c) Internal heat of the Earth, weight of overlying rock, and
pressures developed as rocks become deformed. |
|
d) Internal heat of the Earth, nuclear bonding, and heat released
during chemical weathering. |
|
|
|
|
Multiple Choice |
10 points |
|
|
Question
__________ is the process
where rocks preciously metamorphosed under high-grade conditions are
later metamorphosed under low-grade conditions. |
Answer |
|
a)
Cataclasis |
|
b)
Foliation |
|
c)
Retrograde metamorphism |
|
d)
Metasomatism |
|
|
|
|
Multiple Choice |
10 points |
|
|
Question
What type of metamorphism is
caused by igneous intrusions? |
Answer |
|
a)
Burial |
|
b)
Regional |
|
c)
Deformation |
|
d)
Contact |
|
|
Add Question
Here |
|
Multiple Choice |
10 points |
|
|
Question
Which of the following
sequences describes the metamorphic changes in a shale with
increasing metamorphic grade? |
Answer |
|
a)
Schist – gneiss – slate |
|
b)
Gneiss – slate – schist |
|
c)
Slate – schist – gneiss |
|
d)
Gneiss – schist – slate |
|
|
Add Question
Here |
|
Multiple Choice |
10 points |
|
|
Question
Which of the following is a
general pressure in all directions, such as the pressure that a diver
experiences below the surface of a swimming pool? |
Answer |
|
a)
Confining pressure |
|
b)
Differential pressure |
|
c)
Directed pressure |
|
d)
Principal stress |
|
|
Add Question
Here |
|
Multiple Choice |
10 points |
|
|
Question
The picture below is an
example of what deformational feature?
fold.gif [Linked file] |
Answer |
|
a)
Syncline |
|
b)
Anticline |
|
c)
Meteorite crater |
|
d)
All of the above |
|
|
Add Question
Here |
|
True/False |
10 points |
|
|
Question
Relative tensional forces
cause thrust faulting in areas of deformation. |
Answer |
|
True |
|
False |
|
Incorrect Feedback |
Relative tensional forces
cause thrust faulting in areas of deformation. |
|
|
|
Multiple Answer |
10 points |
|
|
Question
The figure in this question
is an example of what deformational feature?
fault block.gif [Linked file] |
Answer |
|
a)
Thrust fault |
|
b)
Normal fault |
|
c)
Transform fault |
|
d)
None of the above |
|
|
|
|
Multiple Answer |
10 points |
|
|
Question
The angle
at which a sedimentary bed is inclined from horizontal is called the
.................... |
Answer |
|
a)
Dip |
|
b)
Anticline |
|
c)
Strike |
|
d)
Syncline |
|
|