All of the frequencies or wavelengths of electromagnetic radiation
continuous wave that vary in strength and quality
discrete pulses that are either on or off, representing a series of bits of 1s and 0s
Converting a continuous value to numeric values.
the processing of information so that it can be stored
A communications medium consisting of thousands of very thin filaments of glass fibers that transmit information via light pulses generated by lasers.
the part of the electromagnetic spectrum that consists of waves with the lowest frequencies
A way of representing information using only two options 0s and 1s.
Electromagnetic radiation having a very short wavelength; can penetrate substances such as skin and muscle.
Technology that detects submerged objects by means of sound waves
the rate at which something occurs or is repeated over a particular period of time or in a given sample such as a wave
the passage of light through an object
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