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Geography, 18.12.2019 03:31 jrbskso

Car a has a mass of 1,000 kg and is traveling 60 km/hr. car b has a mass of 2,000 kg and is traveling 30 km/hr. compare the kinetic energy of car a with that of car b?

a)equalb)half as muchc)twice as muchd)four times as much

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