Vibrato
vibrato of someones voice
Resonate.
Vibrato
The musical term for a singing voice that vibrates is vibrato. It is produced by rapidly changing the pitch just slightly.
Your voice box vibrates.
your vocal cords vibrate to make you voice
Pitch.
Frequency
When an individual laughs, their voice box vibrates and so you shake a little bit in the process.
the musical term for a high female voice is soprano
Helium causes a change in the voice because it is a different density than regular air, so when it is in your chest and passes through your vocal cords it vibrates at a different frequency.
a speaker uses a voice coil a coil copper wire and a magnet and pole to vibrate a cone