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https://www.dkfindout.com/us/earth/structure-earth/outer-core/

Looking to learn more about Earth's outer core? Improve your knowledge on the outer core of Earth and find out more facts about it with DK Find Out.

http://gamediv1.weebly.com/outer-core.html

In this section you will learn about how Earth's magnetic field is created, how hot it is, how thick the Outer Core is and a few interesting facts about the Outer Core ...

https://www.nationalgeographic.org/encyclopedia/core/

Aug 17, 2015 ... Another key element in Earth's core is sulfur—in fact 90% of the sulfur on ... The core is made of two layers: the outer core, which borders the ...

https://en.wikipedia.org/wiki/Earth%27s_outer_core

Earth's outer core is a fluid layer about 2,400 km (1,500 mi) thick and composed of mostly iron and nickel that lies above Earth's solid inner core and below its ...

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

Mar 9, 2009 ... Once thought to be a single ball of iron, scientists now know that the Earth's core contains a solid inner core, surrounded by a liquid outer core.

https://study.com/academy/lesson/outer-core-facts-lesson-for-kids.html

Earth is divided into three main parts: the crust, the mantle, and the core. But did you know that the core is actually made of two different layers? In this lesson, we  ...

https://wiki.kidzsearch.com/wiki/Earth%27s_core

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 and below the  ...

https://www.space.com/54-earth-history-composition-and-atmosphere.html

Oct 10, 2018 ... Geologists think the temperature of Earth's outer core is about 6,700 to 7,800 degrees F (3,700 to 4,300 degrees C) and that the inner core may ...

https://www.kids-earth-science.com/earths-core.html

The Earths outer core was discovered by Beno Gutenberg in 1913. ... weird and fantastic facts, a question of the month, science trivia and the latest new content ...

https://sciencing.com/5-earths-inner-core-13761.html

Below the crust, there are four distinct layers and these are called the upper mantle, lower mantle, outer core and inner core. The inner core of the Earth has a  ...