TN READY Review Earth's Layers and Features ESS 2.2, 2.

Front

What are the four layers of the Earth?

Back

The four layers of the Earth are the Crust, Mantle, Outer Core, and Inner Core.

Front

Which layer of the Earth is the thickest?

Back

The Mantle is the thickest layer of the Earth.

Front

What is the outermost layer of the Earth called?

Back

The outermost layer of the Earth is called the Crust.

Front

What layer lies directly beneath the Crust?

Back

The layer that lies directly beneath the Crust is the Mantle.

Front

What is the state of matter of the Inner Core?

Back

The Inner Core is solid due to the immense pressure.

Front

What is the state of matter of the Outer Core?

Back

The Outer Core is liquid.

Front

How does the thickness of the Crust compare to the Mantle?

Back

The Crust is much thinner than the Mantle.

Front

What is the primary composition of the Mantle?

Back

The Mantle is primarily composed of silicate rocks.

Front

What is the temperature range of the Inner Core?

Back

The temperature of the Inner Core can reach up to 9,932°F (5,500°C).

Front

What is the function of the Earth's layers?

Back

The Earth's layers help in the movement of tectonic plates and the generation of the Earth's magnetic field.