Amplify light waves crossword

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Across
  1. 4. lowest frequency wave
  2. 7. (UV) a type of invisible light that is beyond violet on the spectrum
  3. 9. how often or fast something happens
  4. 10. a curved line that shows the characteristics of a wave (shows wavelength and amplitude)
  5. 12. to give off
  6. 13. a pattern that describes how energy is carried from one place to another
  7. 14. a type of wave that carries energy from one place to another even through empty space
  8. 16. a range of different forms of light from radio to gamma rays (wavelengths large to small).
  9. 19. the distance from one peak of a wave to the next
  10. 21. the ability to make things move or change
Down
  1. 1. a group of atoms joined together in a particular way
  2. 2. to pass through (no change occurs)
  3. 3. light ROYGBIV - red, orange, yellow, green, blue, indigo, violet
  4. 5. anything that takes up space and has mass (solid, liquid, gas, plasma)
  5. 6. to form a mental picture of something that cannot be seen
  6. 8. to bounce off without absorbing
  7. 11. the number of peaks in a wave that pass in a second
  8. 15. highest frequency wave
  9. 17. a cell that protects you from harmful UV rays
  10. 18. source an object that emits light
  11. 20. a type of light used to scan your body