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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


radio waves with the shortest wavelengths and highest frequencies


radio detection and ranging; a device that sends out pulses of radio waves to find objects


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


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


electromagnetic waves with very short wavelengths

gamma rays

rays with the shortest wavelengths and highest frequencies of the electromagnetic spectrum

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