After traveling for 8.5 seconds, a runner reaches a speed of 10 m/s. What is the runner’s acceleration?
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Answer:
5 m/²
Step-by-step explanation:
Acceleration is the rate of change of speed or velocity. This being said, we can calculate for the acceleration by dividing the given speed by the given time. That is,
a = speed / time Substituting the known value, Hence, the answer is 5 m/s².
a = 15 m/s/3s
a = = 5 m/s²
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