Exam 4 is on Wednesday, December 10 during our regular class time.

Practice questions:

1. A large land mass presently covered by an ice sheet is:
 

A. Canada
B. Greenland
C. Iceland
D. Alaska
E. Asia

   
2. The movement of the ice in a valley glacier is:
  A. Always down hill
B. Down hill, except during retreat when it flows up hill
C. Greater at the sides of the valley
D. Unaffected by climatic changes
E. The same every year
   
3. The age of the Earth, as indicated by radiometric dating of meteorite, lunar, and terrestrial rocks, is generally believed to be approximately:
  A. 10 billion years.
B. 4.5 billion years.
C. 250 Million Years.
D. 10,000 years.
E. 6,000 years.
   
4. Types of stresses that are found in the Earth's crust include all of the following EXCEPT:
  A. Anticline.
B. Shear.
C. Tensional.
D. Compressional.
   
5. Ductile or plastic deformation without breakage (faulting) is most likely to occur under which of the following circumstances?
  A. Rapid deformation near the earth's surface.
B. Rapid deformation at some depth (2-15 km) in the crust.
C. Slow deformation near the earth's surface.
D. Slow deformation at some depth (2-15 km) in the crust.
E. Rapid, then slow, then rapid deformation at great depth (>30 km).
   
6. As you move from the outside inward to the center axis of a syncline, the layers exposed at the Earth's surface become:
  A. Younger.
B. Older.
C. No change.
D. Become more calcium-rich.
E. Can't tell.
   
7. The San Andreas Fault is an example of:
  A. A normal dip-slip fault.
B. A strike-slip fault.
C. A reverse dip-slip fault.
D. A thrust fault.
E. None of the above
   
8. We know that part of the Earth's outer core is liquid because:
  A. The outer core does not transmit S-waves.
B. The outer core does not transmit P-waves.
C. The temperature increases with depth and it must reach the melting point somewhere.
D. Tectonic plates move.
E. We see liquid lava on the Earth's surface today.
   
9. The layer of partially melted, plastic rock beneath the lithosphere is called the:
  A. Stratosphere.
B. Thermosphere.
C. Mantle.
D. Outer core.
E. Asthenosphere.
   
10. The number two exporter (country) of oil (petroleum) globally is:
  A. Saudi Arabia
B. Kuwait.
C. Iraq.
D. U.S.A.
E. Russia.
   
   
ANSWERS:          
  1 = B, 2 = A, 3 = B, 4 = A,  
  5 = D, 6 = A, 7 = B, 8 = A,  
  9 = E, 10 = E      

 

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