Universe Vocab Alyssa ledbetter 4th

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Across
  1. 2. unit length equal to the distance that light travels
  2. 4. distance the distance between any two corresponding points
  3. 6. tool collects light or other radiation
  4. 7. transfer energy through matter space as electromagnetic
  5. 8. a point beginning point at which something begins
  6. 9. electric radiation consisting of electric and magnetic waves
  7. 12. it differs a galaxy that does not fit into any category
  8. 14. waves the change of wavelength that allows us to determine if an object is moving
  9. 15. small point a theory that say the universe started as a small point
  10. 16. theory explanations for a broad range of observations
  11. 19. short electromagnetic waves with shorter wavelength
  12. 21. medical waves that are used for medical reasons
  13. 22. strong an object with more than four solar masses
Down
  1. 1. star formation Large cloud of gas and dust
  2. 3. relation vast arrangement of electromagnetic waves
  3. 5. spiral area of stars that spread out from the center of spiral galaxy
  4. 10. everything all of space
  5. 11. high energy electromagnetic waves with high energy
  6. 13. explosion the death of a star
  7. 17. ribbons bands of dust
  8. 18. big huge group of stars that rotate around a center
  9. 20. yellow luminous celestial body around which the earth and other planets revolve