Give examples of sound sources

Sources of sound are bodies oscillating at frequencies in the sound range. Such vibrations are performed, for example, by the person’s vocal cords. As a result, we hear the voices of people. If the sound comes from a stringed musical instrument, the oscillating string is the source of the sound.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.