CB Light Crossword

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Across
  1. 1. Almost see through; between Opaque and Transparent
  2. 3. To separate in many different places
  3. 6. Part of the EM Spectrum that is visible to humans
  4. 7. To make something pass through another
Down
  1. 2. Means "Above Violet" because it has shorter wavelengths than violet
  2. 4. This allows light to bend
  3. 5. A 3D shape that can bend light waves
  4. 8. To take in light waves