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continental drift definition

continental drift

the theory that continents slowly shift their positions as a result of currents in the molten rocks of the earth's mantle, plate tectonics, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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theory that earths surface is divided into several major, slow moving plates or pieces

Posted by anonymous 76 days ago.

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