It is usually referred to as calm.
It is called Peristalsis.
The movement of air on and out the lungs is called respiration. The movement of air into the lungs is called inhalation (inspiration). The movement of air out of the lungs is called exhalation (expiration).
Convection
air turbulence
It is called wind.
It is called wind.
wind
Wind
breeze
Ventilation
Wind
Air