Question

Which of the following is true about air pressure acting on an object?

a. The amount pushing down on the object will gradually decrease with time
b. The amount pushing up on the object will gradually increase with time
c. There is more air pressure pushing up on the object than there is pushing down
d. There is just as much air pressure pushing up as there is pushing down on the object

Answer 1

the answer is D. Why? because there is a constant variable. there has to be a constant.

Answer 2

Answer: c. There is more air pressure pushing up on the object than there is pushing down

Explanation:

air pressure increases with air column above it. Thus, with increasing depth, the air pressure increases. Air pressure acts in all the directions. The bottom surface experiences greater air pressure than the top surface. Thus, there is more air pressure pushing up on the object than there is pushing down. correct option is c.