espinozadestiny
espinozadestiny espinozadestiny
  • 28-01-2015
  • Mathematics
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a 4 kg rock is rolling 10m/s how do I find the kinetic energy

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AL2006
AL2006 AL2006
  • 28-01-2015

The kinetic energy of any moving object is

     KE  =  (1/2) (object's mass) (its speed)² .

Both of those quantities are right there in your question.
Just write them into the  KE  formula.


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