A loudspeaker is a transducer that changes electrical energy into mechanical energy, producing sound or acoustical energy.
(A loudspeaker; is; a transducer that changes electrical energy into mechanical energy,) (a transducer; changes; electrical energy; into mechanical energy) (mechanical energy; producing; sound or acoustical energy)
A loudspeaker a transducer mechanical energy
is changes producing
a transducer that changes electrical energy into mechanical energy,
electrical energy into mechanical energy
sound or acoustical energy