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20-09-2016
Physics

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when an ambulance drives by your house with sirens blaring, the sound waves of the sirens are (space) as it approaches and (space) as it sppeds away

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lostnthesound1 lostnthesound1

20-09-2016

The sound waves are closer together as the ambulance approaches and farther apart as it speeds away.

This is because of the doplar effect.

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