Layers of the Earth

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What layer of the Earth is made of liquid metal?

Back

Outer core

Front

Which layer is the thickest in the Earth?

Back

Mantle

Front

Which layer is the coolest?

Back

Crust

Front

What is the layer beneath the crust called?

Back

Mantle

Front

What is the layer beneath the mantle called?

Back

Outer core

Front

What is the innermost layer of the Earth?

Back

Inner core

Front

What is the main composition of the crust?

Back

Solid rock

Front

What is the main composition of the mantle?

Back

Semi-solid rock and magma

Front

What is the main composition of the outer core?

Back

Liquid iron and nickel