Question

What are the primary elements in each layer of the earth?

Answer 1

The elements of each layer of earth is:

Explanation:

Crust:

- oxygen
- silicon
- aluminum
- calcium
- iron
- sodium
- potassium
- magnesium

Mantle:

- silicon
- oxygen
- iron
- magnesium

Outer Core:

- iron
- nickel

Inner Core:

- iron
- nickel