KS3 - Y9 - Structure of the Earth

What is the thinnest layer of the Earth?

• Mantle

• Core

• Crust

The thickest layer of the Earth is

• The crust

• The mantle

• The core

The inner core is:

• Solid

• Liquid

• Gaseous

Which two metals are thought to be found in the core?

• iron and steel
• iron and nickel
• gold and silver
• iron and copper

Which layer of the Earth is the most dense?

• Crust
• Inner core
• Mantle
• Outer core

Which letter represents the entire mantle?

• A
• C
• D
• F

Which layer is made up of iron and nickel?

• Crust
• Mantle
• Inner Core
• Lithosphere

The _________________ is the densest layer.

• crust

• mantle

• outer core

• inner core

The _________ is broken up into pieces.

• crust

• mantle

• outer core

• inner core

The _________ is the thickest layer.

• crust

• mantle

• outer core

• inner core