Question

To calculate the speed of an object traveling down a zip line, you must know
A. the speed and direction of motion.
B. the distance traveled over a period of time.
C. the mass and velocity of the object.
D. the average speed.

Answer 1

Answer:

B. the distance traveled over a period of time.

Explanation:

v = d/t

v = velocity

d = distance

t = time