Chemistry, 02.11.2019 04:31 RiddleRider
An athlete is running a 5-km race at an average speed of 8 km/h. she has to stop to tie her shoe. after tying her shoe, she continues running at 8 km/h. why would her average speed for the entire race be less than 8 km/h? .
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An athlete is running a 5-km race at an average speed of 8 km/h. she has to stop to tie her shoe. af...
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