Assertion: speaker's sound | /r/HasProperty | created
Facets:
value: by utilising the force
type: MANNER
Source sentences:
text: Sound is created and amplified by the diaphragm.
text: Instead the electrostatic loudspeaker is one in which sound is generated by utilising the force exerted on a membrane suspended in an electrostatic field.
text: Surround sound is created in several ways.