The mechanism here that makes the sound is the physical vibration of the air over the lip of the bottle and in the bottle itself.
It takes the electrical signal and translates it back into physical vibrations to create sound waves.
I had only been there once before for the purpose of having the impulse detector of the guiding robot brain pick up my physical vibrations.
There was almost a physical vibration in the small woman's piercing gaze.
I think falling in love has to do with physical vibrations.
"This also can potentially reduce the occurrence of drivers using the shoulders to pass vehicles because the audible and physical vibration would cause driver discomfort."
Traditional speakers use drivers to help translate electrical signals into physical vibrations so that you can hear recorded sounds.
Singing bowls produce a unique sound and also physical vibration that can be felt.
They can taste only you three, but they can sense the physical vibrations of all my bodies.
After a few moments, though, he real-ized it was a physical vibration.