Ear "popping" is an unpleasant phenomenon sometimes experienced when a change in pressure occurs, for example, in an airplane. If you are in a two-seater airplane at 3000 m and a descentof 100 m causes your ear to "pop, what is the pressure change that your ear pops at in millimeters of mercury? If the airplane n

Changes in the pressure create the flow of the air to move up and down in the ear and thus create popping sound.

Explanation:

The ear-popping is caused by the phenomenon of the opening of the Eustachian tube when one swallows and it might be automatically when you blow our nose or are setting in an airplane and this sound is created when the air enters the middle ear through the tube.