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Plate Tectonics

QuestionAnswer
Asthenosphere the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.
Continental Drift the gradual movement of the continents across the earth's surface through geological time.
Lithosphere the rigid outer part of the earth, consisting of the crust and upper mantle.
Pangaea a hypothetical supercontinent that included all current land masses, believed to have been in existence before the continents broke apart during the Triassic and Jurassic Periods.
Plate thin, flat sheet or strip of metal or other material, typically one used to join or strengthen things or forming part of a machine.
Created by: MayaSTX
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