Layers of Earth Quiz

What are the three main layers of Earth?

• Solid, Liquid, Gas

• Surface, Middle, Center

• Rock, Water, Air

• Crust, Mantle, Core

What is the composition of Earth's core?

• Aluminum and Calcium

• Magnesium and Iron

• Silicon and Oxygen

• Iron and Nickel

Which layer makes up the majority of Earth's volume?

• Crust

• Mantle

• Core

• Lithosphere

What is the thickness of the oceanic crust?

• 25 km - 70 km

• 5 km

• 40 km

• 83%

What is the main element in silicates found in the mantle?

• Silicon

• Oxygen

• Iron

• Nickel

What is the state of matter of the outer core?

• Plasma

• Gas

• Liquid

• Solid

What represents the crust in the visual model of Earth's interior using a hard-boiled egg?

• Shell

• Egg White

• Yolk

• Outer Core

What is the lithosphere composed of?

• Outer Core

• Asthenosphere

• Tectonic Plates

• Crust and Upper Mantle

What is the scientific theory that explains the motion of tectonic plates?

• Plate Tectonic Theory

• Big Bang Theory

• Quantum Theory

• Theory of Relativity

What is the main element in the rocks of Earth's crust?

• Aluminum

• Iron

• Silicates

• Magnesium