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The outermost layer of the Earth is a rocky crust. Beneath it is a plastic, highly viscous upper mantle, followed by a more dense and rigid lower mantle. In the center is a liquid outer core and a solid inner core.

Structure of the Earth - Wikipedia

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.

The Earth's Layers Lesson #1 | Volcano World | Oregon State ...

volcano.oregonstate.edu/earths-layers-lesson-1

The Earth is composed of four different layers. Many geologists believe that as the Earth cooled the heavier, denser materials sank to the center and the lighter ...

What are the layers of the earth? - EDinformatics Home Page

www.edinformatics.com/math_science/layers_of_earth.htm

How seismic waves can detect the mantle, crust, inner core, outer core.

Earth's Internal Layers: Crust, Mantle & Core - Video & Lesson ...

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...

BBC - GCSE Bitesize: The structure of the Earth

www.bbc.co.uk/schools/gcsebitesize/geography/natural_hazards/tectonic_plates_rev1.shtml

The Earth consists of four concentric layers: inner core, outer core, mantle and crust. The crust is made up of tectonic plates, which are in constant motion.

What are the Earth's Layers? - Universe Today

www.universetoday.com/61200/earths-layers/

Sep 21, 2016 ... In fact, if you were able to hold the Earth in your hand and slice it in half, you'd see that it has multiple layers. But of course, the interior of our ...

Layers Of The Earth: What Lies Beneath Earth's Crust - Forbes

www.forbes.com/sites/trevornace/2016/01/16/layers-of-the-earth-lies-beneath-earths-crust/

Jan 16, 2016 ... The layers of Earth provide geologists and geophysicists clues to how Earth formed, the layers that make up other planetary bodies, the source ...

What are the Different Layers of The Earth? | Earth Eclipse

www.eartheclipse.com/geology/different-layers-of-earth.html

The earth is made up of several layers and each has unique properties, characteristics, composition and affects the inner processes of the earth differently.

INSIDE THE EARTH - ENCHANTED LEARNING SOFTWARE

www.enchantedlearning.com/subjects/astronomy/planets/earth/Inside.shtml

The Earth is made of many different and distinct layers. The deeper layers are composed of heavier materials; they are hotter, denser and under much greater ...