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13 June, 20:45

A 70 kg man is walking at a speed of 2 m/s. What is his Kinetic Energy?

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Answers (2)
  1. 13 June, 22:00
    0
    Kinetic energy = 1/2 (mass) (speed squared)

    KE = 1/2 (70kg) (2m/s) ^2

    KE = (35 kg) (4 m^2/s^2)

    KE = (140) kg-m^2/s^2

    That's 140 Newton-meter

    or

    140 Joules
  2. 14 June, 00:45
    0
    140 Jules. Is the correct answer
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