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The asthenosphere is the highly viscous, mechanically weak and ductilely deforming region of ... The thickness of the asthenosphere depends mainly on the temperature. In some regions the asthenosphe...

Earthquake Glossary - asthenosphere


The asthenosphere is the ductile part of the earth just below the lithosphere, including the upper mantle. The asthenosphere is about 180 km thick.

Structure of the Earth - HyperPhysics


... of the Earth is but one half the thickness of one leaf of a thousand-page book. ... The lower level of the mantle is called the asthenosphere and it is softer and ...

Earth's Crust, Lithosphere and Asthenosphere - Windows to the ...


May 21, 2008 ... Crust under the oceans is only about 5 km thick while continental crust can be ... The flowing asthenosphere carries the lithosphere of the Earth, ...

Crust and Mantle vs. Lithosphere and Asthenosphere


asthenosphere, and mesosphere (we usually don't discuss this last layer) represent ... usually 5-10 km thick and continental crust is 33 km thick on average .

Information about Earth's Layers


The oceanic crust on the other hand is only about 7 km thick and considerably ... Since the asthenosphere is more liquid than the rest of the mantle, the broken ...

mantle - National Geographic Society


Aug 11, 2015 ... The mantle is about 2900 kilometers (1802 miles) thick, and makes up a ... regions in Earth's interior: the lithosphere and the asthenosphere.

Earth Structure


The crust: low density silicate rock, 5-70 km thick. ... The upper and lower boundaries of the asthenosphere are diffuse as they involve gradual changes in the ...

Plate Tectonics

www.trinity.edu/gkroeger/geos1304/notes/intro plate.htm

Mature oceanic plate is approximately 80-100 km thick, of which, the upper ... The mobile part of the mantle under the lithosphere is called the asthenosphere.

Asthenosphere | Define Asthenosphere at Dictionary.com


Asthenosphere definition, the region below the lithosphere, variously ... being from fifty to several hundred miles (eighty-five to several hundred kilometers) thick, ...

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The Layers of the Earth - Planet Earth


The Earth's crust thickness is 30 km thick. The temperature ... The temperature of the lithosphere and asthenosphere is 300 to 500 degrees celsius. The mantles ...

asthenosphere Facts, information, pictures | Encyclopedia.com ...


Make research projects and school reports about asthenosphere easy with ... These plates tend to be about 60 mi (100 km) thick and many thousands of miles  ...

10(h) Structure of the Earth - Physical Geography


The mantle which surrounds the core and has a thickness of 2900 kilometers. ... upper mantle, 100 to 200 kilometers below surface, is called the asthenosphere.