The electromagnetic spectrum has many types of light waves. It includes radio waves, microwaves, infrared light, visible light, ultraviolet, X-rays, and gamma rays. Each type of light has a different ...

(1) A group of frequencies in the electromagnetic spectrum that are assigned by regulatory agencies for a particular purpose. Also called a "frequency band." See frequency bands, spectrum ...

The only thing that differentiates one type of electromagnetic ... spectrum, see the links in Resources. To convert metric measurements discussed in this feature to standard, see NOVA's conversion ...

The types of radiation that occur in different parts of the spectrum have different uses and dangers - depending on their wavelength and frequency. The speed of electromagnetic waves in a vacuum ...

Government agencies divide the radio frequency spectrum into frequency bands that ... In the United States, the responsibility for allocating the radio wave portion of our electromagnetic spectrum ...

part of the electromagnetic spectrum. Like all waves, light’s nature is defined by its wavelength – the distance between two crests or troughs. At different wavelengths, it takes on different ...