www.ask.com/science/theory-plate-tectonics-4fb8fd45b16bb84c

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 approximately 300...

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.

Plate tectonics

en.wikipedia.org/wiki/Plate_tectonics

After all these considerations, Plate Tectonics (or, as it was initially called "New Global Tectonics") became ...

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 ...

www.ask.com/youtube?q=What Is The Theory Of Plate Tectonics&v=mB2pzhWUaiU
Sep 23, 2010 ... Who has observed these plate tectonics? or at least on a massive scale? wouldn' t we expect to see less water and much more land or maybe ...

Continental Drift and Plate-Tectonics Theory - Infoplease

www.infoplease.com/ipa/A0001765.html

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 ...

plate tectonics: history of an idea.

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

Explains the early observation of the similar coastlines and undersea continental shelves and how this led to the development of theory of an ancient single land ...

Earth Floor: Plate Tectonics - NASA Classroom of the Future

www.cotf.edu/ete/modules/msese/earthsysflr/plates1.html

The theory of plate tectonics has done for geology what Charles Darwin's theory of evolution did for biology. It provides geology with a comprehensive theory ...

Plate tectonics

geoscience.wisc.edu/~chuck/Classes/Mtn_and_Plates/pl_tectonics.html

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.

Plate tectonics | Define Plate tectonics at Dictionary.com

dictionary.reference.com/browse/plate tectonics

a theory of global tectonics in which the lithosphere is divided into a number of crustal plates, each of which moves on the plastic asthenosphere more or less ...

Helpful Resources

Plate Tectonic Theory: Plates and Interplate Relationships

csmres.jmu.edu

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 across the earth's ...

What is Plate Tectonics? | Plate Tectonics - LiveScience

www.livescience.com

Dec 4, 2014 ... Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle.

A Science Odyssey: You Try It: Plate Tectonics: Intro - PBS

www.pbs.org

Plate tectonics is the theory that Earth's outer layer is made up of plates, which have moved throughout Earth's history. The theory explains the how and why ...

The Theory of Plate Tectonics - Oregon.gov

www.oregon.gov

The Theory of Plate Tectonics by Kenn Oberrecht. Plate tectonics, possibly the most important geological theory ever developed, incorporated the earlier theory  ...

Visionlearning | Earth Science | The Origins of Plate Tectonic Theory

www.visionlearning.com

Learn how Alfred Wegener developed the theory of continental drift. Includes a discussion Wegener's work and modern advancements that have led to our ...