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en.wikipedia.org/wiki/Plate_tectonics

Plate tectonics is a scientific theory describing the large-scale motion of seven large plates and the ...

csmres.jmu.edu/geollab/vageol/vahist/plates.html

Sep 13, 2000 ... Plate tectonics is the theory that the outer rigid layer of the earth (the lithosphere) is divided into a couple of dozen "plates" that move around ...

www.livescience.com/37706-what-is-plate-tectonics.html

Mar 21, 2016 ... Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle.

www.britannica.com/science/plate-tectonics

Oct 26, 2017 ... The concept of plate tectonics was formulated in the 1960s. According to the theory, Earth has a rigid outer layer, known as the lithosphere, ...

www.ck12.org/earth-science/theory-of-plate-tectonics/lesson/Theory-of-Plate-Tectonics-MS-ES

Jan 4, 2013 ... What would Wegener think? Like any great theory, plate tectonics makes a tremendous amount of sense. The whole story fits together so ...

scecinfo.usc.edu/education/k12/learn/plate2.htm

Aug 13, 1998 ... History of plate tectonics. Plate tectonic theory had its beginnings in 1915 when Alfred Wegener proposed his theory of "continental drift.

thebritishgeographer.weebly.com/plate-tectonic-theory.html

Plate tectonics is the theory that explains the global distribution of geological phenomena. Principally it refers to the movement and interaction of the earth's ...

www.ucmp.berkeley.edu/geology/techist.html

Plate Tectonics: The Rocky History of an Idea ... Searching for evidence to further develop his theory of continental drift, Wegener came across a paleontological ...

www.thoughtco.com/what-are-plate-tectonics-1435304

Mar 3, 2017 ... Plate tectonics is the scientific theory that attempts to explain the movements of the Earth's lithosphere that have formed the landscape features ...