yes it can move a piece of paper ;]
All sound (including your voice) is a vibration of air.
vibration in the voice box
they are saying something to you they wont move their lips you will hear their voice they will say how they suffered and give you evidence
Your voice is a sound, hence it is a vibration in the air, which is caused by a vibration in your vocal chords. This is true whether you are singing or speaking. It's a vibration, either way.
vibration
Vibration is to move or cause to move continuously and rapidly to and fro. It is used in massage.
Yes infact every time somthing vibrates it makes sound even if you can't hear it.
vibration
Sound is a vibration. Vibration dies out from the friction of making something (like air) move. The energy to move the air is gradually changed to heat from the friction.
constrict your throat a little and wissel a little when you are talking
Tone
noise, tone, voice, loudness, vibration, tenor, ringing