Physics, 20.11.2019 15:31, elitehairnerd1964
Acharging bull elephant with a mass of 5230 kg comes directly toward you with a speed of 4.45 m/s. you toss a 0.150-kg rubber ball at the elephant with a speed of 7.91 m/s. (a) when the ball bounces back toward you, what is its speed? (b) how do you account for the fact that the ball’s kinetic energy has increased
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Acharging bull elephant with a mass of 5230 kg comes directly toward you with a speed of 4.45 m/s. y...
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