Layers of the Earth ELD Geo

How many layers does Earth have?

• 1

• 2

• 3

• 4

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 made of solid Iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

Sally is researching the differences that exist in each layer of the Earth. Which of the following best describes Earth's crust?

• Solid, rocky

• Liquid, metallic

• Semisolid, convecting

• Dense, extremely hot

The layer that lies beneath the mantle and surrounds the inner core. 

• mantle
• outer core
• inner core
• crust

Which layer is shown in red?

• crust

• mantle

• outer core

• inner core

Which layer is shown in yellow?

• crust

• mantle

• outer core

• inner core