physics ch 13: light and reflection

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Across
  1. 3. light rays that are very near the principal axis of the mirror
  2. 5. colors primary pigments are cyan, magenta, and yellow
  3. 8. mirrors that focus light rays in a manner similar to a small spherical concave mirror
  4. 10. wave that is composed of oscillating magnetic and electric fields
  5. 11. measure luminous flux
  6. 12. equation that’s 1/p + 1/q = 1/f
Down
  1. 1. each point source produces a circular or spherical secondary wave
  2. 2. how large or small the image is with respect to the original object’s size
  3. 4. the change in direction of an electromagnetic wave
  4. 6. primary colors that when they are added in varying proportions they can form all the colors of the spectrum
  5. 7. A mirror whose reflecting surface is an outward-curved segment of a sphere
  6. 9. emit their own light