Earth's Layers

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

Which layer of the Earth is in a liquid state?

Back

Outer Core

Front

What is the layer beneath the crust that is hot and convecting?

Back

Mantle

Front

Which layer of the Earth is the thickest?

Back

Mantle

Front

What is the layer of the Earth that is broken into giant moving plates?

Back

Lithosphere

Front

What is the innermost layer of the Earth?

Back

Inner Core

Front

What is the layer of the Earth that is solid and made of iron and nickel?

Back

Inner Core

Front

What is the semi-fluid layer beneath the lithosphere?

Back

Asthenosphere

Front

What is the primary composition of the Earth's crust?

Back

Silicate rocks

Front

What is the process called that drives the movement of tectonic plates?

Back

Convection currents