Plate tectonics

alt label
Continental drift
dcterms modified equal to or less than 2020-11-17T19:37:17.318Zequal to or more than 2020-11-17T19:37:17.318Z
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definition The theory supported by a wide range of evidence in which the Earth's crust is composed of several large, thin, relatively rigid plates that move relative to one another. The interaction of the plates at their boundaries causes seismic and tectonic activity along these boundaries.
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contributor AAS_Frey.Katie original