Barrett5th

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Across
  1. 1. hole-collapsed
  2. 4. cooler areas on surface
  3. 6. center of a distant galaxy
  4. 8. effect- tells us galaxies are moving away
  5. 11. bang- start of expantion
  6. 13. sequence- fusion of h20 and he
  7. 15. dough theroy-the raisins spread apart as the bread raises
  8. 16. galaxy-no definen state
  9. 17. hottest layer of atmosphere
  10. 18. wars rises, cool sinks
  11. 19. star- collapsed core
Down
  1. 2. year- a trillion miles
  2. 3. wind- stream of charged particles
  3. 5. shift
  4. 7. of gas
  5. 9. galaxy-old middle
  6. 10. of gas and dust
  7. 12. galaxy- all old stars
  8. 14. squeezing atoms together