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Physics, 30.08.2019 14:10 Nerdymania

Askateboarder on a half-pipe changes his velocity from 6.0 m/s forwards to 4.0 m/s backward in 5.0 s. what is the acceleration of the skateboarder?

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Askateboarder on a half-pipe changes his velocity from 6.0 m/s forwards to 4.0 m/s backward in 5.0 s...
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