Earth Structure

What is the top layer of the Earth's surface called? 

• Mantle
• Inner core
• Outer core
• Crust

This layer of Earth is the thickest part.

• crust
• outer core
• mantle
• inner core

What are earth's three main layers?

• Core, mantle, and asthenosphere
• Core, mantle, and crust
• Inner core, outer core, and mantle
• Upper mantle, lower mantle, and crust

Which layer of Earth would you expect to have the greatest pressure?

•  core
• crust
• mantle

Which layer of the earth have the greatest temperature?

• core
• crust
• mantle

What is true of the mantle?

• It is rock and liquid
• It is rock and solid
• It is iron and liquid
• It is iron and solid

What is true of the inner core?

• It is rock and liquid
• It is rock and solid
• It is iron and liquid
• It is iron and solid

What is true of the outer core?

• It is rock and liquid
• It is rock and solid
• It is iron and liquid
• It is iron and solid

Which is thicker?

• continental crust
• oceanic crust

If you traveled from the crust to the core, the pressure would...

• increase
• decrease
• stay the same
• unsure