Layers of Earth

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

Which layer of the Earth is primarily composed of silicate rocks?

Back

Mantle

Front

What is the layer of the Earth that lies directly beneath the crust?

Back

Mantle

Front

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

Back

Inner Core

Front

What is the layer of the Earth that is liquid and surrounds the inner core?

Back

Outer Core

Front

What percentage of Earth's mass is made up by the mantle?

Back

67% of Earth's mass

Front

What is the layer of the Earth that is semi-fluid and allows tectonic plates to move?

Back

Asthenosphere

Front

What is the term for the rigid outer layer of the Earth, including the crust and upper mantle?

Back

Lithosphere

Front

What is the layer of the Earth that is responsible for generating the Earth's magnetic field?

Back

Outer Core

Front

What is the layer of the Earth that is under the lithosphere?

Back

Asthenosphere