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Light Notes 3 THE EYE. Parts of the Eye Cornea Iris- Controls the amount of light that enters the eye Pupil- Lens- Retina- Optic Nerve- clear, protective.

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Presentation on theme: "Light Notes 3 THE EYE. Parts of the Eye Cornea Iris- Controls the amount of light that enters the eye Pupil- Lens- Retina- Optic Nerve- clear, protective."— Presentation transcript:

1 Light Notes 3 THE EYE

2 Parts of the Eye

3 Cornea Iris- Controls the amount of light that enters the eye Pupil- Lens- Retina- Optic Nerve- clear, protective layer of your eye black middle part of the eye, it is actually a hole covered by the clear cornea. It looks black because it is an opening into the dark inside of the eye. a convex lens that refracts light to the back of the lining of your eyeball cells on the eyeball lining that picks up the image and sends out nerve signals nerve that signals travel from your eye to your brain on the optic nerve.

4 Nearsightedness __________________________________ eyeball is too long can see things that are near but not far

5 Farsightedness __________________________________ eyeball is too short can see things that are far but not near


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