Layers of the Earth

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

What layer of the Earth is located between the crust and the outer core?

Back

Mantle

Front

What happens to pressure as we go deeper into the Earth?

Back

Pressure increases.

Front

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

Back

Silicon and Oxygen.

Front

Which layer of the Earth is solid and made mostly of iron and nickel?

Back

Inner Core.

Front

What is the state of matter of the outer core?

Back

Liquid.

Tags

NGSS.HS-ESS2-3

Front

What is the temperature of the inner core estimated to be?

Back

About 5,000 to 7,000 degrees Celsius.

Tags

NGSS.HS-ESS2-3

Front

Which layer of the Earth is responsible for tectonic activity?

Back

Crust.

Tags

NGSS.MS-ESS2-3

Front

What is the mantle primarily made of?

Back

Silicate rocks.