Layers of the Earth

What is the thinnest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the thickest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the coolest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the hottest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer is the only FULLY liquid layer?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer(s) have convection currents? Select all that apply.

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer is made of solid Iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer is made of liquid iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

The Lithosphere is made up of the ___________.

• Crust and Upper Mantle

• Inner and Outer Cores

• Outer Core and Lower Mantle

• Lower and Middle Mantle

What is the Asthenosphere?

• an elastic substance on which the tectonic plates float.

• the air that we breathe.

• another name for a globe.

• the hard inner core

Tags

NGSS.MS-ESS2-3