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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 ... Tectonic plates are composed of oceanic lithosphere and thicker continental lithosphere, each topped by its own kind of crust. Along convergent ...

en.wikipedia.org/wiki/List_of_tectonic_plates

This is a list of tectonic plates on the Earth's surface. Tectonic plates are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere. The plates are around 100 km (62 mi) thick and consist of two principal types ...

pubs.usgs.gov/gip/dynamic/tectonic.html

May 5, 1999 ... A tectonic plate (also called lithospheric plate) is a massive, ... Plate thickness also varies greatly, ranging from less than 15 km for young ...

seismo.berkeley.edu/~barbara/REPRINTS/romanowicz_science09.pdf

Apr 29, 2009 ... hence the thickness of the lithosphere and tectonic plates, although challenges still remain in picking out this boundary versus other structures ...

science.sciencemag.org/content/324/5926/474

A fundamental premise of plate tectonics on Earth is that rigid lithospheric plates, formed at mid-ocean ridges, float above a more deformable substratum, the ...

discovermagazine.com/2010/jan-feb/054

Dec 30, 2009 ... By analyzing how waves change speed and direction, researchers were able to locate the boundary between rigid tectonic plates and the hot, ...

cosmosmagazine.com/geoscience/how-thick-is-a-continent-seismic-waves-and-diamonds-hold-clues

Aug 11, 2017 ... These thick parts of the lithosphere, known as cratons, form the oldest regions of Earth's continents, ... Explore #tectonic plates #seismic waves.

cosmosmagazine.com/geoscience/geologists-solve-mystery-what-tectonic-plates-float

Feb 16, 2015 ... They found a 10 kilometre thick channel of lubricating jelly-like rock, which they say allows the plate to slide above it, according to a report in ...

www.britannica.com/science/plate-tectonics

Oct 26, 2017 ... In essence, plate-tectonic theory is elegantly simple. Earth's surface layer, 50 to 100 km (30 to 60 miles) thick, is rigid and is composed of a set ...