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Chemistry, 02.11.2020 17:00 nathand200127

During a race, a runner runs at a speed of 4 m/s. 4 seconds later she is running at a speed of 8 m/s. What is the runner's acceleration?

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During a race, a runner runs at a speed of 4 m/s. 4 seconds later she is running at a speed of 8 m/...
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