Universe vocab- Madilyn Jaggers- 6th

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Across
  1. 3. the transfer of energy through matter or space as electromagnetic waves
  2. 7. the distance between any two corresponding points that are on a wave
  3. 11. a theory that says the universe began as a small point that expanded about 13.7 billion years ago
  4. 12. the death of a large star by explosion
  5. 13. a galaxy with very little symmetry
  6. 16. stars that spread out from the center of a spiral galaxy
  7. 18. change that allows us to determine if an object is moving toward us or away from us
  8. 19. center of a huge galaxy
  9. 20. an instrument that collects light and concentrates it for better observation
  10. 22. bands of dust that appear as dark ribbons
Down
  1. 1. all space and the matter space contains
  2. 2. electromagnetic waves that are between radio waves and infrared waves
  3. 4. how fast light travels
  4. 5. a unit of length equal to the distance that light travels through space in one year
  5. 6. electromagnetic waves with long wavelengths and low frequencies
  6. 8. a large grouping of stars
  7. 9. large cloud of gas and dust
  8. 10. electromagnetic waves with a shorter wavelength than visible light
  9. 14. provide us with visible light spectrum, the colors we see
  10. 15. electromagnetic waves that are used in medical applications
  11. 17. information obtained from experiments or observations
  12. 21. beginning point at which something begins