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Concept information

Preferred term

Plate tectonics  

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. (en)

Broader concept

Entry terms

  • Continental drift (en)

Editorial note

URI

http://astrothesaurus.org/uat/1265

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