Universe Crossword Worksheet

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Across
  1. 3. What orbits the sun?
  2. 4. The theory that states that the universe started in one small, condensed area that then grew and developed into what it is today.
  3. 7. What can also orbit suns and plants?
  4. 10. How fast does the universe expand?
  5. 11. How old is the universe?
  6. 12. What are suns?
Down
  1. 1. The theory that many universes exist at the same time, but with different physical contents.
  2. 2. The theory that states that there’s no definite beginning or end to the universe.
  3. 5. A region of spacetime where gravity is so strong that nothing can escape from it.
  4. 6. What make up galaxies?
  5. 8. What typically orbits planets?
  6. 9. What is the current diameter of the universe(In light-years)?