Question

why are the layers of the earth in the order that they are in?

Answer 1

Answer:

Each layer has its own properties, composition, and characteristics that affects many of the key processes of our planet. They are, in order from the exterior to the interior – the crust, the mantle, the outer core, and the inner core.

Explanation:

Answer 2

it’s due to the relative melting points of the different layers and increase of the temperature as depth increases