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Asthenosphere

en.wikipedia.org/wiki/Asthenosphere

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...

How thick is the asthenosphere? | Reference.com

www.reference.com/science/thick-asthenosphere-7711e9e97a39be6e

The asthenosphere has no exact size, but the United States Geological Survey estimates it is approximately 111.85 miles (180 kilometers) thick. It is highly ...

Earthquake Glossary - asthenosphere

earthquake.usgs.gov/learn/glossary/?term=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.

The Layers of the Earth - Planet Earth

katnissdiv1.weebly.com/the-layers-of-the-earth.html

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 ...

10(h) Structure of the Earth - Physical Geography

www.physicalgeography.net/fundamentals/10h.html

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.

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

www.encyclopedia.com/topic/asthenosphere.aspx

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  ...

Information about Earth's Layers

utahscience.oremjr.alpine.k12.ut.us/sciber00/7th/earth/sciber/erlayers.htm

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 ...

Basics--Earth's Interior - Commons - Wenatchee Valley College

commons.wvc.edu/rdawes/g101ocl/Basics/earthinterior.html

Sep 11, 2013 ... Earth's crust varies in thickness from less than 5 km (under mid-ocean ... Why, then, is the asthenosphere soft and the lithosphere rigid?

mantle - National Geographic Society

nationalgeographic.org/encyclopedia/mantle/

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.

lithosphere - National Geographic Society

nationalgeographic.org/encyclopedia/lithosphere/

May 20, 2015 ... The depth of the lithosphere-asthenosphere boundary (LAB) is a hot ... to thick, 200-meter (124-mile) boundary beneath cratons, the oldest and ...

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What is the thickness of the asthenosphere? | Reference.com

www.reference.com

The asthenosphere is between 250 and 400 miles thick. It is part of the Earth known as the Upper Crust, which is defined as anything as deep as 416...

Structure of the Earth - HyperPhysics

hyperphysics.phy-astr.gsu.edu

... 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 ...

www.windows2universe.org

May 21, 2008 ... Crust, the upper layer of the Earth, is not always the same. Crust under the oceans is only about 5 km thick while continental crust can be up to ...