Universe Vocab-BriandaCoronado-4thpd

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Across
  1. 2. a self luminous celestial body
  2. 4. Electromagnetic waves that are between radio waves
  3. 9. The transfer of energy through matter or space
  4. 11. large grouping of stars
  5. 12. large cloud of gas and dust in interstellar space
  6. 14. An instrument that collects light or other electromagnetic radiation and concentrates it for a better observation
  7. 16. It is the big bright star in the middle of our solar system
  8. 17. Waves that are very high and are used in medical and astronomical applications
  9. 19. Electromagnetic waves with very high energy and no mass or charge
Down
  1. 1. Solar____ Used in astronomy as a standard unit to compare the size of other starts to our sun
  2. 2. large star explosion
  3. 3. Unifying scientific explanations for a broad range of hypotheses is called _____ theories
  4. 5. The distance between any two corresponding points that are adjacent on a wave
  5. 6. Our galaxy is called the ________ Galaxy
  6. 7. Waves that provide us with visible light
  7. 8. Beginning point at which something begins
  8. 9. The change in wavelenght that allows us to determine if an object us moving toward us or away from us is called _____ shift
  9. 10. all space and matter space contains
  10. 13. There is a tv show that is called this. It is a theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago
  11. 15. A unit of length equal to the distance that travels through space in one year
  12. 18. Electromagnetic waves with long wavelengths and low frequencies