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March 26, 2017

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A fly with a mass of 0.0025 kg flies at a rate of 20.0 m/s. What is the kinetic energy of the fly?
0.050 J
0.025 J
0.50 J
1.0 J

  • physics - ,

    KE = 0.5mV^2 = 0.5 * 0.0025 * (20)^2 =
    0.5 Joules.

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