Earth's Layers

What does the Earths layers consist of? (Select all that apply)

The crust that we walk on is ____ times thicker than the crust under the ocean.

The crust extends to about ___ miles.

The Earths crust floats on?

The Mantle amounts to (a)   % of the total mass of the earth.

The Mantle is about (a)   miles thick and by far the largest layer of Earth.

The Earths Outer Core is made up of?

(a)  

Inner Core extends ____ miles towards the center of the Earth.

The Inner Core is the hottest part of the Earth and it is as hot as the surface of the sun.