Earth's Layers Review

Front

What are the most abundant elements in the Earth's crust?

Back

Silicon and oxygen.

Front

True or False: The Earth's crust is thicker than the inner layers.

Back

False

Front

What layer of the Earth is the hottest?

Back

Core.

Front

What layer makes up 67% of Earth's mass and is located between the crust and the core?

Back

Mantle.

Front

How do scientists determine what Earth’s interior looks like?

Back

By using seismic waves.

Tags

NGSS.HS-ESS2-3

Front

What is the outermost layer of the Earth called?

Back

Crust.

Front

What is the layer beneath the crust that is semi-solid and allows for tectonic movement?

Back

Mantle.

Tags

NGSS.MS-ESS2-1

Front

What is the innermost layer of the Earth?

Back

Core.

Front

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

Back

Plate tectonics.

Tags

NGSS.MS-ESS2-3

Front

What are seismic waves?

Back

Waves of energy that travel through the Earth, used to study its interior.