Black Holes

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Across
  1. 3. the fuel that a star runs off of
  2. 5. a star that is in the main sequence
  3. 7. surface of a black hole
  4. 9. the opposite of blue shifting
  5. 10. the force that pulls objects downward
  6. 12. the biggest type of black hole
  7. 14. a region around a black hole where light or energy can ecape
  8. 15. light and energy
Down
  1. 1. a theory that suggests a black hole leads to a new place
  2. 2. mathematical representation of a black hole
  3. 4. a place in the black hole where there is no return
  4. 5. the smallest type of black hole
  5. 6. the largest stage that a high mass star gets
  6. 8. the type of star that has the highest mass
  7. 11. a system with two orbiting stars
  8. 13. what happens to a high mass star at the end of its life