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You watch fireworks on the 4th of July when the air temperature is 28oC. You notice that once you see a flash, you hear it

You watch fireworks on the 4th of July when the air temperature is 28oC. You notice that once you see a flash, you hear it 1 s later. How far are you from the firework? You are about 347 m away. You are about 330 m away. You are much closer than 330 m. There is no way to tell since the firework is in the air

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