SomeoneElse@lemmy.worldM to

Don’t You Know Who I Am?@lemmy.world · 1 year ago

Gardener explains space things to astronaut.

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Gardener explains space things to astronaut.

SomeoneElse@lemmy.worldM to

Don’t You Know Who I Am?@lemmy.world · 1 year ago

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someguy3@lemmy.ca
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1 year ago
Do they actually calculate mach that way when they say a plane can go mach 3? Or do they just use the speed of sound at 1 atm?
- IDatedSuccubi@lemmy.world
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  It is calculated according to the speed of sound at the altitude you’re in, and measured using a difference of pressure in the pitot tube.

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