universe vocab-Brittan Price-1st period

12345678910111213141516
Across
  1. 3. radio waves and infrared waves in the electromagnetic spectrum
  2. 4. large grouping of stars in space
  3. 7. areas that spread out from the center of a spiral galaxy
  4. 8. visible light spectrum
  5. 11. composed mainly of hydrogen and helium
  6. 12. bands of dust that appear as dark ribbons
  7. 15. the distance between any two corresponding points that are adjacent on a wave
  8. 16. wavelength that allows us to determine if an object is moving to or from us
Down
  1. 1. used in medical and astronomical applications
  2. 2. electromagnetic waves with long wavelengths and low frequencies
  3. 4. emitted by the nucleus of a radioactive atom
  4. 5. an object with more than 4 solar masses squeezed into a ball
  5. 6. how fast light travels
  6. 9. the location of a star formation
  7. 10. all space and the matter space contains
  8. 13. the death of a large star by explosion
  9. 14. the transfer of energy through matter or space as electromagnetic waves