Which jar will roll down an incline in the shortest time, an empty one or one filled with peanut butter?
A)the empty jar
B)both reach the bottom at the same time
C)the filled jar
D)need more information

Question

Quizplus · Accepted Answer

The filled jar will roll down an incline in the shortest time because it has a higher moment of inertia, making it less resistant to changes in its state of motion, thus accelerating faster than the empty jar.

Which Jar Will Roll Down an Incline in the Shortest