A polar bear starts at the North Pole.It travels 1.0 km south,then 1.0 km east,and then 1.0 km north to return to its starting point.This trip takes 45 min.What was the bear's average velocity?

Question

Quizplus · Accepted Answer

The bear returns to its starting point so the displacement is 0 km. And since its trip took 45 minutes, its velocity is 0 km/h (since velocity is displacement over time).

A Polar Bear Starts at the North Pole