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igomit [66]
3 years ago
10

Which speed is at the sound barrier plz tell meh will mark brainless

Mathematics
2 answers:
vovangra [49]3 years ago
7 0

Answer:

<em>343 metres per second </em>

<em>In dry air at 20 °C (68 °F), the speed of sound is 343 metres per second (about 767 mph, 1234 km/h or 1,125 ft/s).</em>

<em></em>

strojnjashka [21]3 years ago
7 0

Answer:

your answer is 343 mps. THIS IS 100% THE CORRECT ANSWER!

hope I helped! :)

Step-by-step explanation:

I got it correct on my quiz

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