Three Objects,a Hoop,a Disk,and a Solid Sphere Start from the Top

question 33

Multiple Choice

Three objects,a hoop,a disk,and a solid sphere start from the top of a hill and roll without slipping down to the bottom.Which one of the following statements is true?

• A)The sphere reaches the bottom first.
• B)The disk reaches the bottom first.
• C)The object with the greatest mass reaches the bottom first.
• D)All three reach the bottom at the same time.
• E)The hoop reaches the bottom first.