The Structure of the Earth

Which layer is right below the Lithosphere?

• Mantle

• Upper Crust

• Asthenosphere

• Core

Which statement is true about the structure of Earth?

• Earth is made up of several layers

• Earth's surface always stays the same

• Earth's surface is a solid sheet of rock

• Earth is all liquid rock under the surface

Which layer of the Earth is the least dense?

• Crust
• Inner core
• Mantle
• Outer core

Which layer of the Earth is the most dense?

• Crust
• Inner core
• Mantle
• Outer core

Which layer of the Earth is the thickest?

• Core
• Crust
• Mantle

The outermost layer of Earth that includes the crust and the upper part of the mantle

• Asthenosphere
• Mesosphere
• Lithosphere
• Chromosphere

Which layer of the Earth is made of iron and some nickel?

• crust

• mantle

• core

Which physical layer is the thinnest?

• crust
• mantle
• core

Which layer of the core is solid?

• inner
• outer

Which is the hottest layer and has the most pressure on it?

• Crust
• Mantle
• Outer Core
• Inner core