Exploring Earth's Layers Quiz

Which of the following is the outermost layer of the Earth?

• Mantle

• Crust

• Core

• Inner Core

What is the primary composition of the Earth's core?

• Silicate rocks

• Iron and nickel

• Water and air

• Sand and gravel

Which layer of the Earth is the thickest?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the main characteristic of the Earth's mantle?

• It is solid and rigid

• It is liquid and flows

• It is semi-solid and can flow slowly

• It is gaseous

Which layer of the Earth is responsible for the magnetic field?

• Crust

• Mantle

• Outer Core

• Inner Core

How does the thickness of the Earth's crust compare to the mantle?

• The crust is thicker than the mantle

• The crust is thinner than the mantle

• They are the same thickness

• The crust is twice as thick as the mantle

What is the state of matter of the Earth's outer core?

• Solid

• Liquid

• Gas

• Plasma

Which layer of the Earth is directly below the crust?

• Inner Core

• Outer Core

• Mantle

• Lithosphere

What is the primary composition of the Earth's crust?

• Iron and nickel

• Silicate rocks

• Water and air

• Carbon and hydrogen

Which layer of the Earth is the hottest?

• Crust

• Mantle

• Outer Core

• Inner Core