Radio: Longest wavelength, Least energy, Used for wi-fi, Used by TV and radio stations, Microwaves: Used for cooking food, Used for cell phone signals, Slightly less energy than infrared, Slightly smaller than radio waves, Infrared: Radiated by hot objects, carry heat, Used for night vision, Used for remote controls, Barely bigger than visible light, Visible Light: Only wave our eyes can see, Used in TV screens, Comes in all colors of the rainbow, Between infrared and ultraviolet in terms of size and energy, Ultraviolet: Causes skin cancer and sunburns, Also known as "black light", Slightly smaller than visible light, Almost as much energy as X-rays, X-Ray: Used for security screening, Used for medical scans of bones, Second most energy, Second smallest wave, Gamma: Most energetic wave, Highest frequency, Given off by radioactive materials, Can kill cancer cells,

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