PHy

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Across
  1. 2. : The part of the eye that controls the amount of light entering. (6 letters)
  2. 3. The SI unit of electric current. (7 letters)
  3. 5. : The bending of light as it passes from one medium to another. (10 letters)
  4. 6. :The rate at which electric charge flows through a conductor. (7 letters)
  5. 7. The phenomenon where a change in the magnetic field induces an electric current. (9 letters)
  6. 11. : A material that does not allow electric current to pass through it easily. (11 letters)
  7. 12. : The phenomenon where light bounces back after hitting a surface. (10 letters)
Down
  1. 1. :The splitting of white light into its constituent colors. (10 letters)
  2. 4. :A device that produces a magnetic field when an electric current passes through it. (11 letters)
  3. 8. : A type of lens that diverges light rays. (10 letters)
  4. 9. :The device used to protect eyes from bright light. (8 letters)
  5. 10. : The visual condition where nearby objects are clear, but distant ones are blurry. (9 letters