If air pressure is reduced by one-half for every five-kilometer increase in altitude,what would be the air pressure at a height of 25 kilometers as a fraction of sea-level air pressure?

Name: If air pressure is reduced by one-half for every five-kilometer increase in altitude,what would be the air pressure at a height of 25 kilometers as a fraction of sea-level air pressure?
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Question

Quizplus · Accepted Answer

At 25 kilometers, the air pressure is halved five times (once every 5 kilometers). So, (1/2)^5 = 1/32.

If Air Pressure Is Reduced by One-Half for Every Five-Kilometer