Star Life Cycles

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Across
  1. 4. What the Earth does to the Sun
  2. 5. Tool to determine the composition of stars
  3. 7. Mass is not ________ in a nuclear reaction
  4. 8. The color of the hottest stars are
  5. 11. EM radiation that your body emits most of
  6. 12. The heaviest element that can be made inside a star
  7. 17. Objects that are 3 times the mass of the Sun but only the size of Brooklyn
  8. 18. Where you would get spaghettified
  9. 20. The color of the sun
  10. 22. EM radiation with high frequency
  11. 24. How many years the sun will live for (roughly)
  12. 25. The process that generates energy in a star
  13. 27. Where fusion occurs
  14. 29. After a star's core runs out of hydrogen, it enters this stage
  15. 31. The most abundant element in the universe
  16. 34. An infant star
Down
  1. 1. A very massive star lives for ______ of years
  2. 2. The sun will become a ______ when it dies
  3. 3. The stage that stars spend 90% of their lives in
  4. 6. What scientists use to study stars
  5. 7. The remains of the "guest star" of 1054
  6. 9. A white dwarf (Hint: look at the reference table)
  7. 10. Less massive stars have long ones
  8. 13. Helium fuses into this element
  9. 14. What stars produce during main sequence
  10. 15. Explosion at the end of a massive star's life
  11. 16. In the EM spectrum, as energy increases ________ decreases
  12. 19. The state of matter that makes up the Sun
  13. 21. There are 92 natural ones
  14. 23. An element made during a supernova explosion
  15. 24. Variable on x-axis of HR diagram
  16. 26. Stellar nursery
  17. 28. Brightness
  18. 30. The force that holds stars together
  19. 32. A rapidly spinning neutron star
  20. 33. A star's ______ determines how long it lives for