SAT, 17.03.2022 02:50 andrejr0330jr
World-class sprinters can accelerate out of the starting blocks with an acceleration that is nearly horizontal and has magnitude 15 m/s2. How much horizontal force must a 55 kg sprinter exert on the starting blocks to produce this acceleration? which object exerts the force that propels the sprinter: the blocks or the sprinter herself?
Answers: 2
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