What is impact of air pressure on airplanes?

pressure of the air that surrounds &interacts with an aircraft

accuracy of pilots' altimeter readings can both be affected

Air pressure is a critical component of creating lift,

airplane's engine performance is also influenced

engine has to work harder to produce same amount of power

because air pressure falls as you ascend.

speed of an aircraft may also be impacted

phenomenon known as "shock waves" or "sonic booms"

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