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The asthenosphere is the highly viscous, mechanically weak and ductilely deforming region of ... Jump up ^ Rychert, Catherine A.; Shearer, Peter M. (2011).

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


The fragile melting point pressure balance in the asthenosphere is reflected in the estimate made by some geologists that up to 10% of the asthenospheric ...

How is the asthenosphere different from the ... - UCSB Science Line


Even though it can flow, the asthenosphere is still made of solid (not liquid) rock; ... The lithosphere is broken up into rigid plates that ride on top of the flowing ...

Planet Earth: Probing beyond the surface


The middle layer is the mantle, made of dense, rocky matter. ... It is rock strength that differentiates the lithosphere from the asthenosphere. ... The ocean basins take up 71 percent of the earth's surface, and the average depth of the oceans is  ...

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


May 21, 2008 ... The tectonic plates are made up of Earth's crust and the upper part of ... on top of a somewhat fluid part of the mantle called the asthenosphere.

Lithosphere and Asthenosphere | CK-12 Foundation


Is the asthenosphere made of toothpaste? Only if the toothpaste is ultramafic in composition, and then it would only be able to flow if it were really, really hot.

Asthenosphere Facts - Buzzle


Dec 23, 2011 ... This article enlists some of the basic facts about the asthenosphere, the ... Lithosphere or crust (up to 50 km); Asthenosphere or upper mantle ...

Earth Structure


The mantle is over 2900 km thick and makes up over 80% of the volume of the Earth ... The upper and lower boundaries of the asthenosphere are diffuse as they ...

Earth Structure, Materials, Systems, & Cycles - Tulane University


Aug 19, 2014 ... Mantle - 3488 km thick, made up of a rock called peridotite. ... Asthenosphere - about 250 km thick - solid rock, but soft and flows easily (ductile).

mantle - National Geographic Society


Aug 11, 2015 ... The rocks that make up Earth's mantle are mostly silicates—a wide ... Below the Moho, the mantle is characterized by peridotite, a rock mostly made up of the ... The temperature and pressure of the asthenosphere are so high ...

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Asthenosphere - Kids Fun Science


The asthenosphere is the layer of the Earth that lies below the lithosphere. It is a ... Earths Interior Our planet is made up of many layers and scientists working as  ...

The Layers of the Earth - Planet Earth


The Mantle is very massive (huge) if you don't get huge imagine it takes up ... The temperature of the lithosphere and asthenosphere is 300 to 500 degrees celsius. The mantles temperature 4500 degrees celsius and made of 100% magma.

asthenosphere | geology | Britannica.com


Apr 1, 2015 ... ... lithosphere and believed to be much hotter and more fluid than the lithosphere. The asthenosphere extends from about 100 km (60 miles)...