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This wavelength has the shortest wavelength and greatest frequency.
gamma
This wavelength cooks food.
microwaves
This wavelength keeps food hot.
infrared
This wavelength causes sunburn.
ultraviolet
This wavelength is used mainly for communications.
radio
This wavelength allows doctors see broken bones.
x-ray
List the colors of the visible spectrum.
red, orange, yellow, green, blue, indigo, violet
How much of the electromagnetic spectrum can humans see?
a small amount
True or false: Light waves travel in a straight line
True
When light reflects off a mirror, it is called _________
Reflection
