TEACHERS
GALLERY
PRICING
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PRESENTATION OUTLINE
1.
SIGHT
THE PROCESS OF SEEING
Photo by
haglundc
2.
IT BEGINS WITH LIGHT
Light travels through the air as waves
The waves are then collected by the eye
Photo by
rishibando
3.
CORNEA AND PUPIL
First stop: Cornea (protective covering)
Into the black hole: Pupil (entry way to the eye)
Photo by
Thomas Tolkien
4.
LENS AND RETINA
Bending light: Lens (focuses light onto back of eye)
Converting the wave: Retina (transforms light into electric message)
Photo by
pHil____
5.
RODS AND CONES
Quantity: Rods (responds to intensity of light)
Quality: Cones (responds to quality of light [color])
Photo by
frankieleon
6.
OPTIC NERVE
The information superhighway: Optic nerve (takes electric signal to the brain)
Photo by
Viernest
Casey Harbin
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