Layers of the Earth

Which layer of the Earth is the THICKEST?

• crust

• mantle

• outer core

• inner core

Which layer of the Earth is the THINNEST?

• crust

• mantle

• outer core

• inner core

Which layer is the hottest?

• crust

• mantle

• outer core

• inner core

Which layer is made (mostly) of LIQUID iron and nickel?

• crust

• mantle

• outer core

• inner core

Which layer is made (mostly) of SOLID iron and nickel?

• crust

• mantle

• outer core

• inner core

Which layer is the coolest?

• crust

• mantle

• outer core

• inner core

What two layers make up the core?

• Lithosphere and

  Asthenosphere

• Inner and Outer core

• Lithosphere and Outer Core

• Inner core and Mantle

What is the middle part of the mantle that is partially molten rock, or putty like, or semisolid.

• Asthenosphere

• Mesosphere

• Lithosphere

• Crust

What layer is made of mostly iron?

• Mantle and crust

• Mantle and core

• Inner core and outer core

• Crust only

What is the outer most layer of the earth?

• Core

• Mantle

• Crust

• Asthenosphere