Crossword Puzzle

123456789101112131415161718192021
Across
  1. 3. What type of planet is jupiter?
  2. 5. Study of bodies of water
  3. 7. Created by a god or deity
  4. 9. Who started the Inflationary Universe theory?
  5. 11. The place we live in
  6. 13. Universe expanding infintely but will retract again
  7. 16. Multiple universes
  8. 17. Study of atmosphere and weather
  9. 18. Rogue star passed closed to the sun
  10. 21. Who started the Oscillating Universe theory?
Down
  1. 1. Universe expanding infinitely
  2. 2. Started on a tiny dense point
  3. 4. ____ Nuclear Force
  4. 6. Great cloud of gas and dust
  5. 8. Universe expanding but density does not change
  6. 10. _____ Nuclear Force
  7. 12. First element
  8. 14. Study of the structure of earth
  9. 15. Study of heavenly bodies
  10. 19. Solar system formed from gas and dust
  11. 20. What type of planet is earth?