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20 terms

Legacy 8AB: Electromagnetic Spectrum

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wavelength
The distance between crests of waves, such as those of the electromagnetic spectrum.
Frequency
the number of complete wavelengths that pass a point in a given time
Colors of white light
Red, orange, yellow, green, blue, indigo, violet
Radio waves
Longest waves, television, radio, satallites
Microwaves
Heat food by spreading atoms
infrared waves
Heat waves, also used in remote controls
visible waves
waves that we see (visible light)
ultraviolet waves
higher frequency than visible light - causes skin cancer
x-ray waves
passes through skin, used to look at bones
gamma waves
shortest wavelength,most energy
longest wave
Radio waves
shortest wave
gamma waves
white light
all the colors of the rainbow
'color' that absorbs all colors
black
'color' that reflects all colors
white
highest frequency / highest energy waves
gamma
lowest frequency / lowest energy waves
radio waves
types of waves produced by stars
All waves
spectroscope
a device that uses a prism or diffraction grating made of thousands of closely spaced parallel slits to separate light into its color components
radiation
energy that is radiated or transmitted in the form of rays or waves or particles