Radience

Light Reflection and Vision 4-PS4-2

NGSS

cone cells

the retina cells that work in bright light, and help us see color
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diffuse reflection

reflection of light at many angles by a rough surface
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light

electromagnetic energy that travels in waves, not all light is in the visible spectrum
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pupil

the opening at the center of the iris, through which light enters the eye
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reflection

the bouncing of light, sound, or heat waves off a surface
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regular reflection

the reflection that occurs when parallel light rays hit a smooth surface and every ray is reflected at the same angle
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retina

the light-sensitive layer at the back of the eye, it contains rods and cones
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rod

a receptor cell in the retina that works in dim light, but cannot detect color
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