Earth's Layers

Front

What are the four main layers of the Earth?

Back

Crust, Mantle, Outer Core, Inner Core

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

Which layer of the Earth is solid and made up of rocks and soil?

Back

Crust

Front

What layer lies beneath the crust?

Back

Mantle

Front

What is the thickest layer of the Earth?

Back

Mantle

Front

What is the state of matter of the outer core?

Back

Liquid metal

Front

What is the innermost layer of the Earth?

Back

Inner Core

Front

What is the primary composition of the inner core?

Back

Solid iron and nickel

Front

How does the temperature change as you go deeper into the Earth?

Back

Temperature increases with depth.

Front

What is the difference between continental crust and oceanic crust?

Back

Continental crust is thicker and less dense than oceanic crust.