WG: Unit 2 Review Game

Which of the following planets is classified as a terrestrial planet?

• Jupiter

• Saturn

• Mercury

• Neptune

Which of the following is a characteristic of gas giant planets?

• Solid, rocky crusts

• Gaseous

• Inner planets

• Terrestrial

Match the term to its definition: "It is at the center of the planet and is composed of iron and nickel under pressure."

• Crust

• Mantle

• Core

• Lithosphere

Which layer of the Earth is described as a thick layer of hot dense rock that sits below Earth's crust?

• Crust

• Mantle

• Core

• Lithosphere

Which is thicker: oceanic crust or continental crust?

• Oceanic crust

• Continental crust

• Both are the same thickness

• It depends on the location

Explain why continental crust is thicker than oceanic crust.

• Continental crust is made of lighter materials

• Continental crust can be as much as 62 miles thick, while oceanic crust can be as little as 2 miles thick

• Oceanic crust is made of iron and nickel

• All of the above

Which of the following is NOT a gas giant planet?

• Jupiter

• Saturn

• Mars

• Neptune

Which of the following best describes the Earth's crust?

• A thick layer of hot dense rock below the surface

• A hard, rocky shell forming the Earth's surface and part of the lithosphere

• The center of the planet composed of iron and nickel

• A gaseous layer surrounding the planet

What is the Hydrosphere, and what percent of Earth is made up of the Hydrosphere?

• Includes oceans, lakes, rivers, underground water, and other bodies of water. 70%

• The thin layer of gases extending above the planet’s surface. 50%

• The layer of earth where all life exists. 10%

• Includes the Earth’s crusts (30% of the surface).

What is the Lithosphere, and what percentage of Earth is made up of the Lithosphere?

• The thin layer of gases extending above the planet’s surface. 10%

• Includes the Earth’s crusts (30% of the surface).

• The layer of earth where all life exists. 70%

• Includes oceans, lakes, rivers, underground water, and other bodies of water. 50%