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The image is a similar cross-section to the one developed by a USGS geologist af

ID: 233481 • Letter: T

Question

The image is a similar cross-section to the one developed by a USGS geologist after the large 1964 Alaska earthquake, showing how uplift from the earthquake was explained by thrusting of the continent over the oceanic crust. How did this support the development of the theory of plate tectonics?

The image link:

https://drive.google.com/open?id=0B-HFt1T-N1fIeHNEMHVoazZpSUk

a. The motion indicated is the same as an ocean-continent convergent plate boundary with subduction, as is predicted for this area by plate tectonics.

Explanation / Answer

Answer -

a. The motion indicated is the same as an ocean-continent convergent plate boundary with subduction, as is predicted for this area by plate tectonics.