Vision

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Across
  1. 1. An adjustable dark circle that allows light into the eye
  2. 5. A protective, transparent layer at the front of the eye
  3. 6. A layer at the back of the eye that turn image information into electrical impulses
  4. 8. The brain decodes the information to create a clear image
  5. 9. Inside the retina and helps to see brightness and colors
  6. 12. The white outer layer of the eyes
  7. 13. Acts as the messenger of information from one place to another
  8. 15. The ability to see
Down
  1. 1. The blurry, outer edge of vision
  2. 2. A clear disk that focuses light to look closely or from afar
  3. 3. Ring-shaped and colorful with a hole in the middle
  4. 4. Light bounces off an object
  5. 7. Flips and processes the image information
  6. 10. Sends information to the brain via electrical impulse
  7. 11. Makes things visible and travels in waves
  8. 12. The ability to sense what's around us
  9. 14. Inside the retina and helps to see in low lighting