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Physics, 03.11.2020 04:10 Hockeypro1127

A person observes a firework display for A safe distance of .750 km. Assuming that sound travels at 340 m/s in air what is the time between the person see and hear a firework explosion

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A person observes a firework display for A safe distance of .750 km. Assuming that sound travels at...

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