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ERSC 181 Week 2 Quiz.docx ERSC 181 Week 2 Quiz.docx
Typology: Exams
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A. volcanic arc, forearc basin
B. You notice that a similar rock formation is found on both the west coast of Africa and the east coast of South America.
C. You notice that both North America and Africa have the same type of earthquakes and volcanoes.
Question 3 of 25 4.0 Points The Wilson cycle shows all but which of the following?
C. divergent boundaries
D. glacial evidence in warm climates Question 7 of 25 4.0 Points What is the name given to the opening and closing of an ocean basin?
B. sea-floor spreading
C. paleomagnetism Question 9 of 25 4.0 Points The ancient core of a continent found both at and beneath the surface is called what?
A. divergent boundaries
B. were unsure about
C. deep sea trenches, the destruction of seafloor crust, and subduction Question 14 of 25 4.0 points Which mineral is the most commonly used for dating?
A. Olivine
B. Amphibole
C. Footprint
B. Angular unconformity
C. Angular unconformity
D. Nonconformity Question 19 of 25 4.0 Points Which of these time divisions is the longest?
D. Stratigraphy Question 22 of 25 4.0 Points In a series of undisturbed sedimentary rock layers, the oldest layers are
A. Original horizontality
B. Superposition
C. Time (age)
Which type of boundaries involve deep sea trenches, the destruction of seafloor crust, and subduction?
C. Continental drift built on or expanded on plate tectonics. Oceanic plates are composed of what rock type?
A. granite
D. Tahiti
E. Xenoliths from the outer core A fault that bisects a rock formation is younger than the rock unit according to the Principle of
B. relative
C. fossil