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Plate Tectonics - Schmidt
Chapter 10
5
Science
Not Applicable
10/31/2011
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Term

Who proposed a hypothesis that the continents once formed a single landmass called a supercontinent?

 Definition
Alfred Wegener
Term

What is the name of the hypothesis that states that the continents were once joined?

 Definition
Continental Drift
Term

Give four key pieces of evidence that supported Wegener’s theory.

 Definition

1.  Continents fit together like a puzzle

2.  Similar rock features on different continents

3.  Fossils of similar organisms on different continents

4.  Past climate data from different continent matches
Term

Why was Wegener’s theory rejected?

 Definition
He could not describe a mechanism
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