APFIVE Average Speed Versus Average Velocity
A student claims that if she walks 5 meters forward and then 5 meters backward, her average speed and average velocity for the trip are equal. Which statement best evaluates this claim?
A
Incorrect; average speed is 10m/t while velocity is 0m/t
B
Correct; both quantities equal 0m/t
C
Incorrect; average speed is 0m/t while velocity is 10m/t
D
Correct; both quantities equal 10m/t