A car driver takes Turn 1 at Daytona International Speedway at a steady 120 mph all the way through the turn. The radius of this turn is 1000 feet. Which statement is true?

Question

Quizplus · Accepted Answer

Change of direction at constant speed means a change in velocity. This is because velocity is a vector quantity that includes both speed and direction. In this case, even though the car is maintaining a constant speed, it is still experiencing a change in direction as it navigates the turn.

A Car Driver Takes Turn 1 at Daytona International Speedway