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Plate tectonics


Plate tectonics is a scientific theory describing the large-scale motion of Earth's lithosphere.

Plate tectonics | Define Plate tectonics at Dictionary.com


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


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 - definition of plate tectonics by The Free Dictionary

www.thefreedictionary.com/plate tectonics

(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 -- Kids Encyclopedia | Children's Homework Help ...


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


I. Definition and relevance. Plate tectonics - the theory that the earth's lithosphere is composed of a mosaic of rigid plates that are in relative motion.

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


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 ...

Plate Tectonics - Geography - About.com


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 ...

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


5 days ago ... Like any great theory, plate tectonics makes a tremendous amount of sense. ... In general, what does the theory of plate tectonics explain?

Continental Drift and Plate-Tectonics Theory - Infoplease


Find information about continental drift and plate-tectonics, along with other facts about world geography.

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


geology : a scientific theory that the Earth's surface is made of very large sections that move very slowly; also : the movements of the large sections that form the ...

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


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


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