Discover Science: Episode 15 - Let's See the Speed of Sound

This experiment tests the speed at which sound travels. As loud sounds travels across a 1.7-kilometre-long line of people, each person raises a flag when they hear the sound in order to visually confirm its movement and demonstrate its speed.

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Akiyuki Terashima
Miki Mori
So Ichitani
Rania Jammal


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