Continental Drift, Sea Floor Spreading, Plate Tectonics

Which one of the following is not evidence for a one time supercontinent.

What force is cited as the driving force that moves the ocean plates?

Wegener incorrectly thought that continents _____.

What type of fossil was found the most in the southern part of Pangaea?

What piece of evidence was Wegener missing for his theory of continental drift?

Which scientist proposed that the ocean floor was expanding around mid ocean ridges?

What is the name of the supercontinent when all the continents were connected?

The oceanic crust is thicker and more dense than the continental crust.

The lithosphere floats on top of _____.

What feature is usually found at subduction zones?

Harry Hess stated that crust is _____ at ridges and ______ at trenches.

Alfred Wegener used sonar to help him determine if the continents were moving.

Alfred Wegener showed that the sea floor was spreading and moved the continents

The presence of coal in Antarctica means that this continent must have

What is it called when oceanic crust goes down into the mantle under the continental crust?

The lithosphere includes the ______.