Quiz: Our Solar System's Planets

NAME:

GRADE AND SECTION:

• 6 - Alexandrite
• 6 - Amber
• 6 - Amethyst

1. Which of these planets has the shortest orbital period around the Sun?

• A. EARTH
• B. MARS
• C. MERCURY
• D. VENUS

2. Which of these planets is an "ice giant"?

• A. JUPITER
• B. SATURN
• C. URANUS
• D. MARS

3. Which planet's atmosphere is primarily composed of carbon dioxide, creating a runaway greenhouse effect?

• A. EARTH
• B. VENUS
• C. MARS
• D. JUPITER

4. Which of these planets has the most moons?

• A. SATURN
• B. JUPITER
• C. NEPTUNE
• D. URANUS

5. Which of these planets is a terrestrial planet?

• A. NEPTUNE
• B. JUPITER
• C. SATURN
• D. EARTH