Earth Science Quiz

What is the outer layer of the Earth called?

• Mantle

• Core

• Crust

• Atmosphere

What is the crust of the Earth mainly composed of?

• Water

• Metal

• Rock

• Ice

How deep is the Earth's crust under the continents?

• 5 miles

• 10 miles

• 25 miles

• 50 miles

Which layer of the Earth is the thinnest?

• Mantle

• Core

• Crust

• Outer core

What are the large pieces that the Earth's crust is broken into called?

• Earth's crust fragments

• Tectonic plates

• Mantle pieces

• Crustal blocks

What layer of the Earth do tectonic plates move on?

• Core

• Crust

• Mantle

• Atmosphere

What is the process called where the continents are slowly moving around the surface of Earth?

• Plate Tectonics

• Continental Drift

• Earthquake Movement

• Volcanic Activity

What was the name of the supercontinent that existed before the continents drifted apart?

• Gondwana

• Laurasia

• Pangaea

• Eurasia

Which of the following statements is true based on the diagram?

• The continents have been in their current location since the formation of Earth.

• The continents are moving closer together to form a new supercontinent.

• The continents were once joined together in a supercontinent and have since drifted apart.

• The continents are stationary and do not move.

How can the plates move according to the text?

• They can only move away from each other.

• They can move away from each other, past each other, and against each other.

• They can only move past each other.

• They can only move against each other.