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How High Do Airplanes Fly—And Why?
If you’re a frequent flier, you may barely pay attention to the routine stages of flight. Still, you know the basics: After takeoff, the airplane climbs for the first 15 to 20 minutes before reaching ...
One of the earliest forms of airship that used this principle was the hot air balloon. The heated air inside the balloon is ...
That's all the questions I have.
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Why is it so hard to fly planes at high altitudes?
Most civilian planes do not need to regularly fly at the highest altitude they physically can—but this is sometimes the case ...
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