What is air pressure? A: the temperature of the atmosphere. B: what pressure that air exerts as it’s being pulled to earth by gravity. C: the measurement of the airs moisture. D: The speed of winds in a region.

Answer 1

B: what pressure that air exerts as it’s being pulled to earth by gravity.

Answer 2

Are you sure?

Answer 3

Yes, I am sure. Air pressure is the force exerted by the weight of air above a given point on Earth's surface. It decreases with altitude as there is less air above pushing down.

Answer 4

So the answer is B?

Answer 5

Yes, that is correct. The answer is B: what pressure that air exerts as it’s being pulled to earth by gravity.