Rainbow

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Across
  1. 3. of Reflection-the speed of light in the vacuum divided by the speed of light on the inside
  2. 5. Refraction-bending of a light wave when entering another medium, often from fast to slow.
  3. 6. Rainbow-rainbow in the mist
  4. 8. of colors in rainbow
  5. 9. colored bridge after rain that makes you smile
Down
  1. 1. excites colors in a rainbow
  2. 2. laws-law necessary to get the angle of refraction
  3. 4. Rainbow-when light is refracted twice
  4. 7. energy changed when electrons are excited
  5. 10. Rainbow-Rainbow after the day ends