Tick the Correct Answer. The Innermost Layer of the Earth is

By Mandeep Kumar|Updated : September 8th, 2022
  1. Core
  2. Crust
  3. Mantle
  4. None of these

The innermost layer of the earth is the Core. The interior of the earth is divided into three layers namely crust, mantle, and core. Crust, the uppermost layer of the earth is the solid portion of the earth. The second layer of the earth is the portion beyond the crust known as the mantle. The core is the last layer of the earth and it is also known as the nife layer.

About Innermost Layer of the Earth

The understanding of the innermost layer of the earth, the core was developed with the help of the earthquake wave velocities. 

  • Its radius measures about 3500 km.
  • The innermost layer of the earth is made up of iron and nickel.
  • It possesses very high temperature and pressure.
  • The core forms 15 percent of the volume of the earth.
  • It accounts for 33 percent of the mass of the earth.
  • It has two layers, the outer core, and the inner core.

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FAQs

  • The core is the innermost layer of the earth. There are a total of three layers of the earth - crust, mantle, and core.

  • The inner core is made up of iron and nickel whereas the outer core is in the form of liquid but it also contains iron and nickel.

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