Optics

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Across
  1. 3. The area where the image is produced and converted into nerve signal
  2. 4. This causes something to pass on from one thing to the next
  3. 9. This line is drawn from the point of incidence
  4. 10. When light bends this is formed
  5. 11. The example of this light source is a Fire Fly
  6. 12. When light is everywhere
  7. 13. All things are able to pass through
  8. 15. This helps us see the world
  9. 17. The short form for the colours in a Rainbow
  10. 18. You cannot see though at all
Down
  1. 1. This helps focus light into the retina
  2. 2. What rhymes with light?
  3. 3. This happens when you see yourself in a mirror
  4. 4. Some things are able to pass through
  5. 5. This is responsible for controlling the pupil
  6. 6. This carries nerve signals to the brain
  7. 7. The example of this light source is a light bulb
  8. 8. This is the whole in the iris
  9. 14. If the object is not being reflected or transmitted what is happening?
  10. 16. What rhymes with sight?