joelwest20 joelwest20
  • 20-02-2020
  • Physics
contestada

What is the kinetic energy of a 400kg house that is racing around a track at 17 meters per second?

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AL2006
AL2006 AL2006
  • 20-02-2020

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

Kinetic energy = (1/2) (400 kg) (17 m/s)²

Kinetic energy = (1/2) (400 kg) (289 m²/s²)

Kinetic energy = 57,800 Joules

(That's some amazing house.  I'd like to be there to see it.)

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