GLY 2010 - Section 51060
June 23, 2010
24 students took exam
Evolution of the Earth KEY -- Final Examination - Part 1
THIS IS A CLOSED BOOK, CLOSED NOTE EXAMINATION.
ANY USE OF BOOKS,
NOTES, ETC. IS CHEATING.
ALL ELECTRONIC DEVICES (CELL PHONES, COMPUTERS,
ETC.) MUST BE TURNED OFF AND OUT OF SIGHT. USE OF ELECTRONIC DEVICES IS
CHEATING. ANY FORM OF CHEATING WILL RESULT IN AN F IN THE COURSE AND
REFERRAL TO THE STUDENT CONDUCT COMMITTEE FOR FURTHER DISCIPLINARY
Answers to the True-False and Multiple choice portions of the exam must be on a
SCANTRON, with your name and Z number entered and bubbled in.
When you finish, check your exam.
Be sure you answered all questions. You may keep Part
1 of the exam when you finish. Turn the SCANTRON into the graduate teaching assistant, along
with Part 2.
to the left of the question number are the percent of incorrect responses.
text is instructor comments, not on the original test.
- Print the letter T or F in the blank to indicate if each of the following statements is true
Illegible answers are wrong.
(1 point each)
1. Sudden movement along faults is the cause of most earthquakes.
2. Many mountain ranges, including the Rockies, Alps, Appalachians, Urals, and
Himalayas, have marine sedimentary strata at very high elevations. Indeed, the top of Mt.
Everest, the highest mountain above sea-level on earth, is composed of marine limestone.
Geologists believe these rocks were elevated by plate collisions tens of thousands of feet.
3. All hydrothermal vents, either white or black smokers, are associated with hot spots.
Almost all hydrothermal vents are associated with spreading centers, not hot spots.
4. The continental slope is much steeper than either the continental shelf or the continental
5. Mafic sediments make up most of the material on the continental shelves.
shelves are built of sediment from the continents, which are primarily felsic.
6. Continental shelves are wider on passive margins, like Florida, than on active margins,
like Oregon and Washington.
7. Submarine valleys found on the continental shelves are often seaward extensions of river
valleys on the continents.