Lesson Objectives: Gas Giants and Their Moons

Which of the following is NOT classified as an outer planet in our solar system?

• Jupiter

• Saturn

• Mars

• Neptune

According to the diagram, which planet is located between Saturn and Neptune?

• Jupiter

• Uranus

• Dwarf Planets

• Mars

Which planet is the fifth from the Sun and the largest in the solar system?

• Jupiter

• Mars

• Saturn

• Venus

What are the primary components of Jupiter's atmosphere?

• Oxygen and nitrogen

• Hydrogen and helium

• Carbon dioxide and methane

• Argon and neon

What is the Great Red Spot on Jupiter?

• A large volcano

• A high-pressure gas storm

• A frozen lake

• A mountain range

Four of Jupiter's moons are notable for what characteristic?

• They are made of ice

• They have atmospheres and are relatively large

• They are closer to the Sun than Jupiter

• They are all the same size

Which of Jupiter's moons is composed mostly of rock and may have an ocean of water under a thick layer of ice?

• Io

• Europa

• Ganymede

• Callisto

Which moon is the largest in the solar system, even larger than the planet Mercury?

• Io

• Europa

• Ganymede

• Callisto

Which of the following moons is shown in the large image on the left side of the page?

• Europa

• Ganymede

• Callisto

• Io

What is unique about the rings of Saturn?

• They are made entirely of metal

• Each large ring is composed of thousands of ringlets of ice and rock particles

• They are invisible to telescopes

• They are made of gas