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en.wikipedia.org/wiki/Structure_of_the_Earth

The interior structure of the Earth is layered in spherical shells, like an onion. These layers can be defined by their chemical and their rheological properties.

solarviews.com/eng/earthint.htm

Inner core: 1.7% of the Earth's mass; depth of 5,150-6,370 kilometers (3,219 - 3,981 ... This conductive layer combines with Earth's rotation to create a dynamo  ...

study.com/academy/lesson/composition-of-earths-internal-layers-crust-mantle-and-core.html

Earth is made up of several different layers, each with unique properties. In this video lesson, you will identify each layer of Earth and how it...

pubs.usgs.gov/gip/interior

Jan 14, 2011 ... Other important data on the Earth's interior come from geological ... when rocks are redistributed and deposited in layers through the geologic ...

www.windows2universe.org/earth/Interior_Structure/interior.html

Jan 18, 2010 ... Earth has a diameter of about 12,756 km (7,972 mi). The Earth's interior consists of rock and metal. It is made up of four main layers: 1) the inner ...

www.livescience.com/topics/earth-s-interior

Earth's interior consists of it's mantle, outer core and inner core layers.

www.rocksandminerals4u.com/earths_interior.html

Studying the earth's interior can help us to understand earthquakes, ... This action has created distinct layers within the earth and is still in process today.

www.colorado.edu/physics/phys2900/homepages/Marianne.Hogan/inside.html

The earth is divided in to four layers:CRUST, MANTLE, OUTER CORE and INNER CORE. ... The Earth releases internal heat by convecting. Hot mantle rises to ...

www.nationalgeographic.com/science/earth/surface-of-the-earth/earths-interior

Learn about the interior of the Earth. ... The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as  ...

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

The chemical compositions and physical behaviors of the rocks of earth's interior converge in many ...