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A coach wants to find out the speed of the runners on a track team. tell what simple equipment the coach needs in order to do this and explain how it should be done

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16-10-2017

The easiest way to measure speed of runners would be to measure the time it takes for a runner to finish a track with a fixed distance. One can use a stopwatch in order to record the time it takes for the runner to run a lap in the track.

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