Exam (elaborations) Week 5 Exam (timed and single access)Solved (SCI138)
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Course
W.eek 5 Ex.am Solved (SCI138)
Institution
American Military University
Exam (elaborations) Week 5 Exam (timed and single access)Solved (SCI138)
Week 5 Exam (timed and single access)
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Part 1 of 3 - 40.0/ 52.0 Points
Question 1 of 25
4.0 / 4.0 Points
At what temperature does diagenesis end and metamorphism begin?
•
A. 1,00...
Week 5 Exam (timed and single access)
Return to Assessment List
Part 1 of 3 - 40.0/ 52.0 Points
Question 1 of 25
4..0 Points
At what temperature does diagenesis end and metamorphism begin?
A. 1,000 bars
B. 3,000 kbars
C. 100 degrees Celsius
D. 200 degrees Celsius
Feedback:Metamorphism starts at around 200 degrees Celsius. Below that temperature is
considered diagenesis, which includes sediments solidifying (compacting and cementing) into
sedimentary rocks.
Question 2 of 25
4..0 Points
Which metamorphic facies is associated with subduction zones?
,.Week 5 Exam (timed and single access)Solved
A. greenschist
B. lawsonite-blueschist
C. granulite
D. epidote-eclogite
Feedback:by analyzing the Chapter 6 diagram, lawsonite-blueschist is shown on the left at a low
temperature but at a high pressure. The associated diagram indicates that high pressure and low
temperature minerals are found at subduction zones.
Question 3 of 25
0..0 Points
Which type of metamorphism is responsible for the greatest amount of deformation?
A. contact
, .Week 5 Exam (timed and single access)Solved
B. burial
C. subduction
D. fault
E. regional
Question 4 of 25
4.0/ 4.0 Points
What is the texture of this rock?
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