Maracas is an example of?

Kalimba is an example of?

FLUTE is an example of?

Sound is primarily produced by the actual body of the instrument vibrating, rather than a string, membrane, or column of air.

Guitar is an example of?

Sound is primarily produced by the vibration of a string or strings.

KOTO is an example of?

Sound is primarily produced by the vibrating air.

Sound is primarily produced by the vibration of tightly stretched membrane.