Quiz on Earth's Layers

What is the layer beneath the crust called?

• Inner Core

• Outer Core

• Mantle

• Crust

What is the state of the outer core?

• Solid

• Liquid

• Gas

• Plasma

What is the main component of the super-heated liquid in the outer core?

• Water

• Iron and nickel

• Sand

• Ice

What is the temperature state of the mantle's molten rock?

• Cold

• Warm

• Super-heated

• Frozen

What is the Earth's crust made of?

• Water

• Loose material like rocks and soil

• Ice

• Metal

What is the main characteristic of the mantle's molten rock?

• It is cold

• It is solid

• It can flow under pressure

• It is frozen

What is the Earth's inner core primarily composed of?

• Liquid rock

• Solid metal

• Water

• Sand

What is the main reason some geologists call the outer core "molten metal"?

• It is made of water

• It is made of ice

• It is made of iron and nickel

• It is made of sand

What is the Earth's mantle compared to in the text?

• A sandwich

• A cake

• A pie

• A cookie

What is the outer core responsible for creating?

• Earth's atmosphere

• Earth's magnetic field

• Earth's gravity

• Earth's oceans