Universe Vocab-Genifer Gomez-6th

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Across
  1. 4. Celestial body which the Earth and other planets revolve around
  2. 5. waves between radio waves and infrared waves
  3. 7. Death of a large star by explosion
  4. 8. Large Cloud of gas and dust in interstellar space
  5. 9. Rotational center of a huge galaxy such as the Milky Way
  6. 13. Celestial body of a mass of gas held together by it's own gravity
  7. 14. Bands of dust that appear as dark ribbons against the bright stars in a galaxy
  8. 16. waves with very high energy and no charge or mass
  9. 17. provide uswith visible light spectrum
  10. 18. change in wavelength that allows us to determine if an object is moving towars us or away
Down
  1. 1. unit of length equal to the distance that light travels through space in 1 year
  2. 2. all space and the matter space contains
  3. 3. waves with longer wavelengths than visible light
  4. 6. distance between any two corresponding points that are adjacent on a wave
  5. 7. Standard unit in astronomy used to compare the size of other stars with the sun
  6. 10. waves with long wavelengths and low frequencies
  7. 11. A large grouping of stars in space
  8. 12. Transfer of energy through matter or space as electromagnetic waves
  9. 15. All space and the matter space contains