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14.What is the kinetic energy of a 3kg ball that is rolling 2m/s?
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14.What is the kinetic energy of a 3kg ball that is rolling 2m/s?

User Zeeshan
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2 Answers

5 votes
1.5x4 =6 so the answer is 6 joules
User Magno
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5.6k points
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KE formula is .5mv^2
So KE=.5mv2
KE=.5(3)(2)^2
KE=.5(3)(4)
KE=.5(12)
KE=6 joules
User Vlr
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