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04-08-2015
Physics

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calculate the kinetic energy of a 4kg cat running 5m/s

Respuesta :

04-08-2015

Kinetic energy = (1/2) (mass) (speed)²

   = (1/2) x (4 kg) x (5 m/s)²

   = (2 kg) x (25 m²/s²)

   = 50 kg-m²/s² = 50 joules

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