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Plate tectonics - Wikipedia

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Plate tectonics is a scientific theory describing the large-scale motion of 7 large plates and the ...

Plate tectonics | Define Plate tectonics at Dictionary.com

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Plate tectonics definition, a theory of global tectonics in which the lithosphere is divided into a number of crustal plates, each of which moves on the plastic ...

What is Plate Tectonics? | Plate Tectonics - Live Science

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

plate tectonics -- Kids Encyclopedia | Children's Homework Help ...

kids.britannica.com/elementary/article-346101/plate-tectonics

Double-click it to look it up in Merriam-Webster's Student Dictionary. ... The theory , or idea, of plate tectonics says that Earth's outer layer is made up of large, ...

Plate tectonics - definition of plate tectonics by The Free Dictionary

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(used with a sing. verb) A theory that explains the global distribution of geological phenomena such as seismicity, volcanism, continental drift, and mountain ...

Plate Tectonics: Theory & Definition - Video & Lesson Transcript ...

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Plate tectonics describes the internal workings of our planet. Using it allows geologists to explain a wide range of geologic features and...

Plate tectonic theory - The Free Dictionary

www.thefreedictionary.com/plate tectonic theory

plate tectonic theory. Also found in: Thesaurus, Wikipedia. Related to plate tectonic theory: Seafloor Spreading Theory. ThesaurusAntonymsRelated ...

Plate Tectonics - Geography - About.com

geography.about.com/od/physicalgeography/a/Plate-Tectonics.htm

Plate tectonics is the scientific theory that attempts to explain the movements of the Earth's lithosphere that have formed the landscape features we see across ...

Continental Drift and Plate-Tectonics Theory - Infoplease

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According to the generally accepted plate-tectonics theory, scientists believe that Earth's surface is broken into a number of shifting slabs or plates, which ...

What is Plate Tectonics? - Definition, Theory & Components - Video ...

study.com/academy/lesson/what-is-plate-tectonics-definition-theory-components.html

Sep 25, 2015 ... Imagine ice floating in a glass. Would you believe that we are all living on giant pieces of floating rock, just like the ice in that glass? This...

Answer
The theory of plate tectonics holds that the Earth's crust is composed of mobile plates, which have moved throughout Earth's history. This movement is caused by thermal convection currents produced by the Earth's mantle.
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Plate Tectonics | Definition of Plate Tectonics by Merriam-Webster

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1 : a theory in geology: the lithosphere of the earth is divided into a small number of plates which float on and travel independently over the mantle and much of ...

What is the theory of plate tectonics? | Reference.com

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The theory of plate tectonics states that the Earth's surface, the upper mantle and crust, was once made up of enormous rock plates that broke into smaller pieces ...

Theory of Plate Tectonics ( Read ) | Earth Science | CK-12 Foundation

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Jan 4, 2013 ... Like any great theory, plate tectonics makes a tremendous amount of sense. ... In general, what does the theory of plate tectonics explain?