- 1. How many inner planets are there?
A) four B) five C) three D) six
- 2. The planet closest to the sun is......?
A) Mercury B) Venus C) Mars D) Earth
- 3. This inner planet has two moons.
A) Earth B) Mars C) Venus D) Mars
- 4. Which planet is known as the "Red Planet?"
A) Venus B) Mars C) Mars D) Earth
- 5. Venus has yellow-white clouds of _________.
A) salt B) liquid C) acid D) water
- 6. ______ is the only planet with life.
A) Venus B) Mars C) Earth D) Earth
- 7. What planet had a storm of winds called the Great Red Spot?
A) Neptune B) Uranus C) Jupiter D) Saturn
- 8. Which planet is the farthest from the sun?
A) Neptune B) Pluto C) Uranus D) Mercury
- 9. ___________ has rings and 8 moons.
A) Saturn B) Neptune C) Jupiter D) Uranus
- 10. Astronomers call most of the outer planets ________.
A) giants B) cold C) gasses D) ring planets
 A) Saturn B) Uranus C) Jupiter D) Pluto
- 12. What planet has the most moons?
A) Jupiter B) Uranus C) Saturn D) Neptune
- 13. What planet comes after Jupiter
A) Uranus B) Neptune C) Mars D) Saturn
- 14. What are icy objects that orbit the sun in long paths shaped like ovals?
A) asteroids B) meteoroids C) comets
- 15. What are huge pieces of rock or metal that orbit the sun?
A) comets B) meteoroids C) asteroids
- 16. What are shooting stars?
A) meteors B) asteroids C) comets
- 17. What are meteors called with they enter the Earth's atmosphere and burn up?
A) comets B) meteoroids C) asteroids
- 18. What planets is the asteroid belt located?
A) Uranus and Pluto B) Jupiter and Saturn C) Jupiter and Mars D) Earth and Mars
- 19. Astromoers sometimes call ___________ "dirty snowballs."
A) comets B) asteroids C) meteors
- 20. When at meteoroid falls to the ground, it is called a ____________.
A) meteor B) meteorite C) asteroid D) meteoroidite
|