Two Uniform Solid Balls,one of Radius R and Mass M,the

question 32

Multiple Choice

Two uniform solid balls,one of radius R and mass M,the other of radius 2R and mass 8M,roll down a high incline.They start together from rest at the top of the incline.Which one will reach the bottom of the incline first?

• A)The small sphere arrives first.
• B)Both reach the bottom at the same time.
• C)The large sphere arrives first.

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Definitions:

Pith

The central core of tissue in the stems of many vascular plants, often used for storage and transport of nutrients.

Photosynthesis

The process by which green plants and certain other organisms transform light energy into chemical energy.

Conduction

The process through which heat or electricity is directly transmitted through a substance when there is a difference of temperature or of electrical potential.

Cork Cambium

A layer of tissue in plants that produces cork cells to form bark and protect the plant.