Universe Vocab-Layla Wragg- 5th

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Across
  1. 3. a large group of stars in space
  2. 4. ___ Waves- electromagnetic waves with long wavelengths and low frequencies
  3. 6. ___ Radiation- radiation consisting of electric and magnetic waves
  4. 9. bands of dust in a galaxy
  5. 11. the distance between to corresponding points
  6. 13. provide us with visible light spectrum
  7. 15. the luminous celestial body around which the earth and other planets revolve
  8. 16. electromagnetic waves that are between radio waves and infrared waves
Down
  1. 1. visible light and infrared waves
  2. 2. ___ Shaped Galaxy- a galaxy with very little symmetry
  3. 5. a self-luminous celestial body consisting of a mass of gas
  4. 7. electromagnetic waves with longer wavelengths
  5. 8. all space and the matter space contains
  6. 10. ___ of light- how fast light travels
  7. 12. large cloud of gas and dust in space
  8. 14. Arms areas of stars that spread from the center of a galaxy