Characteristics of Stars

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Across
  1. 4. this color star is the coolest
  2. 5. beginning a stars' life and made up of gas and dust
  3. 8. the end of a large stars life when it cools down over time
  4. 10. sequence the longest phase of the star's life cycle
  5. 11. determines a star's life cycle and ultimate fate
  6. 13. when nuclear fusion starts and a star is born
  7. 14. this color star is the hottest
  8. 16. region in space with intense gravity that nothing can escape
Down
  1. 1. when large stars explode and eject material into space
  2. 2. when smaller star's fuel is used up and begins to expand
  3. 3. a graph that illustrates the relationship that exists between the temperature and luminosity of a star.
  4. 6. a measure of how much energy leaves a star in a certain period of time
  5. 7. what pulls gas and dust together to form a protostar
  6. 9. our what is currently in the main sequence phase
  7. 12. when larger star's fuel is used up and begins to expand
  8. 15. the last stage of smaller stars that cools down over time