Originalutgåva 30 août 2011
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Senaste uppdatering 5 juillet 2023 - 09:05
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Chain Drop Experiment

15 medlemmar

On a mobile device? Click here: http://www.youtube.com/watch?v=X-QFAB0gEtE for the answer
Two 1.5kg masses are released simultaneously from the top of a 10m high wall. One is attached to a chain while the other is free. Which one will hit the ground first?