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Plate tectonics


Plate tectonics is a scientific theory describing the large-scale motion of Earth's lithosphere. .... is acknowledged to be the original source of the energy required to drive plate tectonics th...

What drives plate tectonics? | Reference.com


The plate tectonics theory suggests that the outer shell of the Earth's surface is split into a few plates that move along the mantle, forming a hard shell, with ...

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


Exactly what drives plate tectonics is not known. One theory is that convection within the Earth's mantle pushes the plates, in much the same way that air heated  ...

Some unanswered questions [This Dynamic Earth, USGS]


May 5, 1999 ... The tectonic plates do not randomly drift or wander about the Earth's ... the 1990s, prevailing explanations about what drives plate tectonics ...

Causes of Tectonic Plate Movement - Video & Lesson Transcript ...


In this lesson, we explore the causes of plate movement, including thermal convection, ridge push and slab pull. Students will learn how these...

The mechanism behind Plate Tectonics


Plate Tectonics: The Mechanism. The main features of plate tectonics are: ... the source of heat that drives hot springs and geysers, and the source of raw ...

Plate Tectonics: How Do Plates Move? - Windows to the Universe


May 21, 2008 ... This image is a cross section through the Earth showing the convection cells of the mantle. Ridge push happens at spreading centers where ...

Plate Tectonics - Formidable Forces - Hong Kong Geology


Plate tectonics is the fundamental mechanism that drives geological processes in the ... Plate tectonic theory is based on an understanding of the Earth's internal ...

Plate Tectonic Theory: Plates and Interplate Relationships


Plate tectonics is the theory that the outer rigid layer of the earth (the lithosphere) is ... It is this turning over of the convection cells the drives the plate movements.

What is the cause for plate tectonic motion? - ResearchGate


Richard Harry Bruce · Petroleum Division. Perhaps an increased rate of radioactive decay would provide the heat energy to drive plate tectonic motion? May 1 ...

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What drives the process of plate tectonics? | Reference.com


Very slow currents in the relatively plastic lower mantle, or aesthenosphere, are thought to push the crustal plates along and drive the process of plate tectonics.

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 ... The convection drive plates tectonics through a combination of ...

Plate driving forces and stress - University of Michigan


WHAT Drives Plate Tectonics ???? This question has been the subject of intense debate ever since the plate tectonic theory was first eccepted by the geologic ...