The Solar System

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Across
  1. 2. Has deep canyons and high volcanoes. Surface rocks contain iron.
  2. 3. The "Moon" is one of these.
  3. 6. Hurricane thats the size of 3 earths.
  4. 7. The sun is made of most of this
  5. 8. Only planet known the has water in 3 phases (solid, liquid,and gas).
  6. 9. Atmospheres made of hydrogen and helium.
  7. 12. Millions of these small bodies are orbiting the sun beyond Neptune.
  8. 13. In 2006 was demoted to dwarf planet.
  9. 15. Celestial body that orbits one or more stars.
  10. 16. Ceres is an example of this.
  11. 17. Has storms occuring on the surface all the time.
  12. 19. Rains Sulphuric Acid.
  13. 20. Contains 99% of the entire solar systems mass.
Down
  1. 1. Dirty snowballs that originate from Kuiper Belt or Oort Cloud.
  2. 2. Smallest planet.
  3. 4. Planets revolve in _________ paths
  4. 5. Atmospheres of carbon and nitrogen (or none at all).
  5. 10. Cloud of tiny icy fragments at the far edge of our solar system.
  6. 11. Largest Planet.
  7. 14. Has rings made of ice particles surronding it.
  8. 18. Rotates on it's axis like a wheel.