Colors Galore

1234567891011
Across
  1. 3. The absence of light
  2. 5. An instrument that measures the light from glowing elements
  3. 9. Color mixing by ______ is the mixing of light of different frequencies.
  4. 10. Magenta, cyan, and yellow are the ______ primary colors.
  5. 11. He passe sunlight through a glass prism to form the color spectrum.
Down
  1. 1. ______ is the eye of the beholder.
  2. 2. The spread of colors that consists of red, orange, yellow, green, blue, and violet
  3. 4. Two colors that add together to produce white
  4. 6. Red, yellow, and blue are ______ colors.
  5. 7. Green and blue light produce this color
  6. 8. The material in the glass that selectively absorbs colored light