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11 terms

Waves of the Electromagnetic Spectrum

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electromagnetic spectrum
the range of electromagnetic waves wen they are placed in order of increasing frequency
radio waves
electromagnetic waves with the longest wavelengths and lowest frequencies
microwaves
radio waves with the shortest wavelengths and highest frequencies
radar
radio detection and ranging; a device that sends out pulses of radio waves to find objects
RI
magnetic resonance imaging; a machine that uses radio waves to take medical pictures of the human body
infrared rays
rays that have shorter wavelengths and higher frequencies than radio waves
thermogram
a picture taken with an infrared camera, which shows temperatures as different colors
visible light
waves that have shorter wavelengths and higher frequencies than infrared waves
ultraviolet waves
UV; waves with wavelengths just shorter than those of visible light
X-rays
electromagnetic waves with very short wavelengths
gamma rays
rays with the shortest wavelengths and highest frequencies of the electromagnetic spectrum