In other words, the pressure applied by air on the unit area would be 1.033 kilograms. Meteorologists use a unit for pressure called a millibar - and the average pressure at sea level is 1013.25 millibars. A blown-up balloon is a good example of atmospheric pressure. Image courtesy of Balloon Decor & Party Rentals. read more
Some of the best examples of the force of atmospheric pressure is found spending a few minutes on YouTube, searching for the effects of a vacuum. When you pump the air out of a tank or vessel, you end up with the atmospheric pressure trying to push its way in. read more
Atmospheric pressure is the force per unit area exerted by the weight of the atmosphere. To measure that weight, meteorologists use a barometer. It was Evangelista Torricelli, an Italian physicist and mathematician who proved in 1643 that he could weigh the atmosphere against a column of mercury. read more
Application of Atmospheric pressure Applications of atmospheric pressure: Drinking Straw 1. When drinking with a straw, one has to suck the straw. read more