Light energy that you can see
What is the visible spectrum?
What is transparent?
To "take in" light
What is absorb?
This is the name for the highest point of a wave
What is a crest?
When you see an object as green, this is what is happening to the color green
What is reflecting?
Light travels in a ______ ______.
What is straight line?
You cannot see through this type of material
What is opaque?
What is transmit?
You see this color when all colors of light are reflected.
What is white?
This is the name for the lowest point of a wave
What is trough?
The name for how many waves pass by a certain point in a certain amount of time
What is frequency?
Light can pass through this type of material, but you can't see clearly through it
What is translucent?
When light bounces off of a surface
What is reflection?
You see this color when all colors of light are absorbed
What is black?
What is cornea?
The distance from trough to trough or crest to crest on a light wave
What is a wavelength?
This is what you see when an opaque object blocks light
What is a shadow?
This is when light bends when it moves from one material to another, such as from air to water
What is refraction?
This is the colored part of the eye that controls the pupil
What is the iris?
This is the center of the eye that controls the amount of light that enters the eye
What is pupil?
A curved, transparent object that refracts light
What is a lens?
The cells in the retina that allow you to see in dim light
What are the rods?
This is the back part of the eye that captures light and sends images to the optic nerve and the brain
What is retina?
The cells in the retina that tells the brain about color
What are the cones?
This is what happens when light bends around an object, causing a shadow to have fuzzy edges
What is diffraction?