If the velocity of the object changes from 2 cm / sec to 10 cm / sec in 10 seconds, then at what average rate is the velocity changing?
A ball rolling from rest down a constant incline requires 6 seconds to roll the 61 centimeter length of the incline.
An object which accelerates uniformly from rest will attain a final velocity which is double its average velocity.
An automobile accelerates uniformly down a constant incline, starting from rest. It requires 9 seconds to cover a distance of 124 meters. At what average rate is the velocity of the automobile therefore changing?