Ocean 115 - Introduction to Oceanography » Winter 2023 » Week 2 Post-reading Quiz

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Question #1
Which option lists the three forces that cause the plates to move?
A.   Convection in the mantle, slab pull and ridge push
B.   Convergence, Divergence and Transformative
C.   Centripetal, Centrifugal and Convection currents
D.   Conduction, Convection and Radiative
Question #2
Which concept describes early Earth as separated into layers by gravity, with each deeper layer denser than the layer above?
A.   Continental Drift
B.   Seismology
C.   Tectonic Theory
D.   Density stratification
Question #3
As mountains erode, how will isostatic forces cause Earth's crust beneath the mountain to behave?
A.   Stay the same
B.   Spread out
C.   Sink
D.   Rise
Question #4
Oceanographers and seismologists further explored the theory of continental drift during the early- to mid-twentieth century by correlating patterns of earthquakes and ____.
A.   Isostatic equilibrium
B.   Tectonic plates
C.   Volcanoes
D.   Convection currents
Question #5
Where is the youngest seafloor found?
A.   Not enough information to tell
B.   At mid-ocean ridges
C.   At continental marrgins where the seafllor abuts the continent
D.   This is a trick questions. All the seafloor is the same age.
Question #6
The compressional movement of plate boundaries, such as observed at the Juan De Fuca plate, is representative of which type of boundary?
A.   Transform
B.   Divergent
C.   Spreading center
D.   Convergent
Question #7
At what type of Plate Boundary do earthquakes occur at multiple depths: shallow, intermediate and sometimes also deep?
A.   Transform
B.   Subduction zones
C.   Divergent
D.   Mid-ocean ridges
Question #8
Which landscape is an example of a divergent boundary?
A.   Mid-Atlantic Ridge
B.   San Andreas
C.   Aleutian Islands
D.   Cascade Mountains
Question #9
The lateral movement at transform boundaries causes what type of force?
A.   Extension
B.   Shear
C.   Compression
D.   Torque

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