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Electromagnetic
Electromagnetic sprectrum
| Question | Answer |
|---|---|
| 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 |