Radiation and Spectroscope vocab

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Across
  1. 4. bluewaves
  2. 7. blackbody
  3. 9. redwaves
  4. 12. wavelength
  5. 15. doppperlereff
  6. 16. gammmarays
  7. 17. Electromagneticspectrum
  8. 19. frequency
Down
  1. 1. Microwaves
  2. 2. xrays
  3. 3. Radiowaves
  4. 5. infraredastronomy
  5. 6. absorptionspectrum
  6. 8. Visiblespectrum
  7. 10. ultravioletradiation
  8. 11. photon
  9. 13. emissionline
  10. 14. Spectroscopy
  11. 18. Radiation