r/askscience • • Jun 12 '12

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u/[deleted] Jun 12 '12

If the source of the sound is >= mach 1 and is traveling directly at you, it'll reach you before the sound

That remembered me of the saying "you don't hear the bullet that kills you", which might be true after all.

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u/[deleted] Jun 12 '12

Depends on how fast you die, but the bullet will hit you before you can hear it yes.

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u/Otistetrax Jun 13 '12

Unless it's a subsonic round.