48. two people are sitting in a car that is moving at a rate of 70 miles per hr. without more information, why is it not possible to definitively state how fast the passengers are moving?
49. a roller coaster has a total track length of 500 yards. a complete ride on the roller coaster is considered two times around the track. the start and stop places for the ride are virtually the same. what are distance and displacement for the ride on the roller coaster? explain your answer
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48. two people are sitting in a car that is moving at a rate of 70 miles per hr. without more inform...
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