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miv72 [106K]
3 years ago
10

A boy weighing ____ kilograms is riding a skateboard. He’s moving at 2 meters/second and has 40 joules of kinetic energy. He dou

bles his speed when he sees his friends ahead of him. His kinetic energy at the faster speed is___ joules.
Biology
2 answers:
OverLord2011 [107]3 years ago
6 0
80 is the answer...



i hope this helped and have a wonderful day!!  :)
Liono4ka [1.6K]3 years ago
4 0
80 joules because if he dobles its gannabe timings by two °ω°

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