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Belt and zone circulation
Amplitude
In the context of waves, it is the height of the wave, which can determine the intensity or loudness of a sound.
Frequency
The rate at which something occurs or is repeated over a particular period of time or in a given sample.
Pitch
In acoustics, it is the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone.
Primary Colors
The set of colors that can be combined to create a wide spectrum of colors but cannot be created by mixing other colors. Typically red, blue, and yellow in pigment or red, green, and blue in light.
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