Understanding Earth's Layers

What is the Earth's outermost layer called?

• Mantle

• Crust

• Lithosphere

• Core

Which layer of the Earth is semi-liquid and lies beneath the crust?

• Outer Core

• Lithosphere

• Inner Core

• Mantle

What are the two main components of the outer core?

• Copper and Zinc

• Iron and Nickel

• Nickel and Copper

• Iron and Aluminum

What is the collective name for the upper mantle and the crust?

• Geosphere

• Biosphere

• Asthenosphere

• Lithosphere

What is the primary reason the Earth's surface appears different over time?

• Human Activity

• Volcanic Eruptions

• Tectonic Plate Movement

• Weathering