Inner Core
- The inward center is 5150-6370 km from the surface of the earth.
- It’s mainly iron and nickel with some light constituents, perhaps sulfur, carbon, oxygen, silicon, and potassium.
- The temperature in the inward center is about 5000-60000oC. Because it’s highly strained, the internal center is strong. This fifth layer is of iron and nickel, the constituents which make up the remainder of the inner core. A team of researchers from the Australian National University gauged the velocities at which these tremors pass through the Earth’s center.
- It is the presence of iron and nickel that makes the strength of the internal center.
- The middle of the center is so frightfully hot that the strain is relentless to the point that the liquefying point of iron and nickel gets pushed well past those high temperatures.
Layers Of The Earth
Layers of Earth: The structure of the Earth or the interior of the Earth comprises four separate layers: the inner core, outer core, mantle, and crust. People have only explored the outermost layer, the crust, and haven’t gone inside to see the other layers. Over time, with the Earth gradually cooling, geologists posit that the denser materials descended toward the center, while the lighter ones ascended toward the surface. As a result, the outermost layer comprises heavier rocks and granites, while the innermost layer is mostly nickel and iron.
In this article, we will discuss the interior of the Earth and the different layers of the Earth in detail.
Table of Content
- What are the Layers of the Earth?
- Crust
- Mantle
- Outer Core
- Inner Core
- Innermost Core