Astronomy Quiz #2

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Across
  1. 3. The longest day of sunlight is known as the ___________.
  2. 5. The Earth's _____________ is what causes day and night.
  3. 8. The planet that is closest to the sun is ___________.
  4. 9. Deep pits on the moon's surface
  5. 11. Pluto is an example of a ___________ planet.
  6. 12. A large, rocky object that orbits the Sun in belts.
  7. 14. The outer planets are sometimes referred to as the ______ giants.
  8. 15. When we can see the entire sunlit side of the moon from Earth, we experience a _____ moon.
  9. 17. The planet that is farthest from the sun is ___________________.
  10. 18. A natural satellite that orbits around a planet
Down
  1. 1. Chunks of ice and dust that orbit on the edges of the solar system that often show a "tail" of light.
  2. 2. The small amounts of gravity experienced on the International Space Station
  3. 4. The force that keeps the planets in orbit around the Sun.
  4. 6. Another name for the Inner Planets
  5. 7. A small "space rock" that may enter Earth's atmosphere and burn up.
  6. 10. Saturn is well known for its __________.
  7. 13. The day of the year where we experience equal amounts of daylight and darkness.
  8. 16. Technology that was created for Space that is now used on Earth is known as a Space __________.