Which tin can will roll down an incline in the shortest time, one filled with water or one filled with ice? (Hint: water 'slides' inside the can.)
A)with water
B)with ice
C)both the same
D)need more information

Question

Quizplus · Accepted Answer

The can with water will roll down the incline in the shortest time because water can slide and move inside the can, reducing the overall mass and friction, whereas the can with ice will have a solid, heavy block in it that will increase the mass and friction, slowing it down.

Which Tin Can Will Roll Down an Incline in the Shortest