identify and label its different layers

identify and label its different layers
Answer
Brief Explanations:
The Earth has four main layers. The crust is the outermost solid shell. The mantle is below the crust, semi - molten. The outer core is a liquid layer composed mainly of iron and nickel. The inner core is a solid sphere, also mainly iron and nickel.
Answer:
The layers from outermost to innermost are: Crust, Mantle, Outer Core, Inner Core.