This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
The air pressure is referred to as how much air is pressing in an area. This is being measured by a barometer. If the altitude changes the air pressure changes too. Air pressure is very important because it is one of the major determinant of the type of weather that we are going to have everyday.