How Light Helps Us See
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Questions and Answers

What part of the eye lets light in?

  • Pupil (correct)
  • Retina
  • Lens
  • Iris

What is the function of the iris?

  • Adjusting the size of the pupil (correct)
  • Regulating eye movement
  • Detecting colors
  • Focusing light onto the retina

What is the role of the lens in the eye?

  • Regulating pupil size
  • Changing eye color
  • Detecting light intensity
  • Focusing light onto the retina (correct)

Why can we see objects that do not emit their own light?

<p>Light reflects off them into our eyes (D)</p> Signup and view all the answers

Can owls and cats see in complete darkness?

<p>No, they need some light to see (D)</p> Signup and view all the answers

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