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Outer core - Wikipedia

en.wikipedia.org/wiki/Outer_core

The outer core of the Earth is a fluid layer about 2,300 km (1,400 mi) thick and composed of mostly iron and nickel that lies above Earth's solid inner core and ...

Outer Core - Planet Earth

gamediv1.weebly.com/outer-core.html

The Outer Core is the second to last layer of the Earth. It is a magma like ... 2200 km thick. It is the second largest layer and made entirely out of liquid magma.

What Is Earth's Core Made of? | Wonderopolis

wonderopolis.org/wonder/what-is-earths-core-made-of

Beneath the mantle, you'll find the core. Earth's core is the deepest, hottest layer, and it's made up of two layers itself: the outer core which borders the mantle ...

Outer Core of the Earth: Definition, Composition & Facts - Video ...

study.com/academy/lesson/outer-core-of-the-earth-definition-composition-facts.html

The inner core is solid and is 90% iron, but the outer core is a liquid...and it's a good thing it is! More on that later. The outer core is made of a mixture of iron and  ...

Earth's Outer Core - Universe Today

www.universetoday.com/26713/earths-outer-core/

Dec 24, 2015 ... The discovery that the core of the Earth contains a solid inner core surrounded by a liquid outer core was made by seismologist Inge Lehmann, ...

core - National Geographic Society

nationalgeographic.org/encyclopedia/core/

Aug 17, 2015 ... The core is made of two layers: the outer core, which borders the mantle, and the inner core. The boundary separating these regions is called ...

What is Earth Made Of? - Space.com

www.space.com/17777-what-is-earth-made-of.html

Sep 26, 2012 ... The solid, inner core of iron has a radius of about 760 miles (about 1,220 km). It is surrounded by a liquid, outer core composed of a nickel-iron ...

THE EARTH'S LAYERS - The Inner and Outer Core, The Mantle ...

science.jrank.org/kids/pages/78/EARTH-S-LAYERS.html

Earth has four different layers: the inner core, the outer core, the mantle, and the crust. ... made of solid metals, made of liquid metals. temperature as high as ...

Science for Kids: Composition of the Earth - Ducksters

www.ducksters.com/science/composition_of_the_earth.php

You can think of the Earth as being made up of a number of layers, sort of like an ... The Earth's outer core is made up of iron and nickel and is very hot (4400 to ...

Earth's core Facts for Kids | KidzSearch.com

wiki.kidzsearch.com/wiki/Earth's_core

Dec 1, 2014 ... The outer core of the Earth is a liquid layer about 2,266 kilometers thick. It is made of iron and nickel. This is above the Earth's solid inner core ...

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Facts About Earths 's Outer Core | DK Find Out

www.dkfindout.com

The center of the Earth is made up of two layers, the outer core and the inner core . The outer core is the third layer of the Earth. It is the only liquid layer, and is ...

What are some interesting facts about the outer core? | Reference.com

www.reference.com

Both the outer and inner cores are made almost entirely of nickel and iron. The inner core is solid, whereas the outer core is liquid. Unlike the inner core, the ...

The Earth's Outer Core - Geology For Kids - By KidsGeo.com

www.kidsgeo.com

It is believed that this outer core is made up of super-heated liquid molten lava. This lava is believed to be mostly iron and nickel. The Earth's Outer Core ...