Question

Where are most heavier metals, such as iron and nickel, found in the Earth's layers and why?

Answer 1

The Mantle

Step-by-step explanation:

The Mantle: The mantle is the thickest layer of the Earth, making up about 82% of its volume. The mantle is composed primarily of heavy metals, such as iron, nickel, magnesium, and others. Scientists describe the state of the mantle as 'plastic.