wind and percussion. When a string is plucked on an instrument, such as a guitar, the vibration is passed into the air and you hear a sound. Blowing into panpipes or a horn makes the air inside ...
wind and percussion. When a string is plucked on an instrument, such as a guitar, the vibration is passed into the air and you hear a sound. Blowing into panpipes or a horn makes the air inside ...