Stars Review

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Across
  1. 2. In order for a protostar to become main sequence nuclear ____ has to occur
  2. 5. device that divides incoming light by wavelength and frequency
  3. 6. distance from the sun to the earth (AU), _______ units
  4. 9. luminosity of the sun
  5. 11. the end phase of a high mass star with a smaller core
  6. 14. color of light with the greatest wavelength
  7. 15. star phase that fuses helium to carbon
  8. 17. element with 100 protons
  9. 18. atoms of the same element have the same number of _______
  10. 21. What white dwarves, neutron stars, and black holes fuse
  11. 23. type of brightness for how we view stars from earth
  12. 27. element with the symbol Sg
  13. 28. the element formed in main sequence
  14. 29. element with 86 protons
  15. 31. the temperature scale used for stars
  16. 33. blue stars have the _______ lifespan
  17. 34. the process in which stars make energy
  18. 38. distance between waves
  19. 39. color of light with the greatest frequency
  20. 40. star phase that fuses helium to iron
  21. 43. the center of atoms
  22. 44. element with the symbol Pd
  23. 45. the heaviest element fused in red super giants
  24. 46. distance light travels in a year
  25. 47. brightness of stars compared to other stars
Down
  1. 1. red stars have the ______ lifespan
  2. 3. smallest unit of matter
  3. 4. energy that moves through space as a wave, __________ energy
  4. 7. element with 116
  5. 8. theory for the formation of the universe from a large explosion
  6. 10. the y-axis of the HR diagram
  7. 12. the x-axis of the HR diagram
  8. 13. the heaviest element fused in red giants
  9. 16. number of peaks in a specific period of time
  10. 19. the element fused in Main Sequence
  11. 20. the end phase of a high mass star with a larger core
  12. 22. the birthplace of stars
  13. 24. baby star
  14. 25. star phase that fuses hydrogen to helium
  15. 26. violent explosion at the end of a high mass star
  16. 30. ___% of stars are in main sequence
  17. 32. the part of the electromagnetic radiation spectrum that we can see with the naked eye
  18. 35. element with the symbol Lr
  19. 36. the end phase for a low mass star
  20. 37. the most common type of star
  21. 41. light, heat, and _____ is produced during nuclear fusion
  22. 42. subatomic particles with no charge