Interior of the Earth

Which layer of Earth is made up of tectonic plates?

• outer core
• inner core
• asthenosphere
• lithosphere

The thinnest layer of the Earth is the ___________.

• mantle
• crust
• core

Tectonic plates are made up of continental crust and ________ crust.

• continental
• oceanic
• plates
• mantle

What is the thickest layer of the Earth?

• the crust
• the mantle
• the outer core
• the inner core

What is the core made of?

• steel
• iron 
• aluminum
• iron and nickel

What happens to temperature as we move from the crust down into the inner core?

• Decreases
• Increases

Which layer of the earth has the lowest temperature?

• Crust
• Mantle
• Outer Core
• Inner Core

Scientists determine what Earth’s interior looks like by using:

• Volcanoes
• Seismic Waves
• Continental Drift
• Convection Currents

Which layer of the earth is under the highest pressure?

• Crust
• Mantle
• Outer Core
• Inner Core

Which crust is thicker

• oceanic

• continental

• bread

• pizza