Characteristics of Sound :
1. Loudness : It is the measure of the volume of a sound wave. It is determined from the amplitude.
2. Pitch : It is a measure of how high or low the tone of a sound wave is. It is determined from the frequency.
3. Quality : Quality a.k.a. timbre, is the property of a tone that distinguishes it from another tone of the same pitch and loudness produced by a different musical instrument. It is described by the kind of waveform that resulted from the impositions of its component frequencies.