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Electromagnetic sprectrum

Radio Waves electromagnetic waves with the longest wavelengths and lowest frequencies
Microwaves Radio waves with the shortest wavelengths and the highest frequencies
Infrared Waves 3rd longest wave, can be felt as heat.
Visible Light Electromagnetic radiation that can be seen with the unaided eye
ROYGBIV Red, Orange, Yellow, Green, Blue, Indigo, Violet
Ultraviolet Rays invisible rays of the spectrum lying outside the violet end of the visible spectrum.
X-Ray image created by sending electromagnetic radiation through body parts, solid parts appear white
Gamma Rays Electromagnetic waves with the shortest wavelengths and highest frequencies
Electromagnetic Wave a wave that can travel through space or matter and consists of changing electric and magnetic fields
Electromagnetic Radiation energy that travels through space in the form of waves
Photon a tiny particle or packet of light energy
Electromagnetic Spectrum the entire frequency range of electromagnetic waves In order of increased frequencies
Formula for Speed Wavelength x Frequency
in vacuo in a vacuum
radio waves radio and television communications
microwaves satellite television and telephones
infrared electrical appliances, remote controllers for televisions and intruder alarms
X-rays Medicine and security