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The Great Debate

The Great Debate
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Description: Rejection of the drift hypothesis
Main objection to Wegener’s proposal was its inability to provide a mechanism  

Theory of Plate Tectonics

More encompassing than continental drift
Associated with Earth’s rigid outer shell
Called the lithosphere
Consists of several plates
Plates are moving slowly
Largest plate is the Pacific plate
Plates are mostly beneath the ocean


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Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39521
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