Question

explain how air pressure changes as you travel away from earths surface. use information from the passage to support your answer.

Explanation:

Air pressure is caused by the weight of the air above. As you move away from Earth's surface, there is less air above, so the air pressure decreases. This is a fundamental concept in atmospheric physics.

Answer:

Air pressure decreases as you travel away from Earth's surface because there is less over - lying air mass exerting force.