Air moves out of the lungs when the pressure inside the lungs is greater than the pressure in the atmosphere.
What is pressure?
The pressure inside an object or lung is the force per unit area of the given surface.
When does air move into the lungs?
Air moves into the lungs when the pressure inside the lungs is less than the air pressure in the atmosphere.
When does air move out of the lungs?
Air moves out of the lungs when the pressure inside the lungs is greater than the pressure in the atmosphere.
Thus, Air moves out of the lungs when the pressure inside the lungs is greater than the pressure in the atmosphere.
Learn more about pressure in the lungs here: https://brainly.com/question/15090847
