A shrill sound has a _________ pitch and a dull sound has a ___________ pitch.
(a) Explain the term 'pitch' of a sound. On what factor does the 'pitch' of a sound depend ?
(b) Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
Out of a man and a woman :
(a) who has shorter vocal cords?
(b) who produces a sound of a higher pitch?