nabobb13 nabobb13
  • 19-10-2017
  • Physics
contestada

A 48-kg boy is running on a track at 6m/s .What is the boys kinetic energy?

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ssender
ssender ssender
  • 19-10-2017
Kinetic energy is modelled by the formula
Ek=0.5mv^2

sub in the boys mass and speed to find the kinetic energy

Ek=0.5(48)(6)^2

Ek=24 x 36

Ek = 864 J
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