On a long alley, a bowling ball slows down as it rolls. Is any horizontal force acting on the ball?How do you know?
On a long alley, a bowling ball slows down as it rolls. Is any horizontal force acting on the ball?How do you know?
From Newton's Laws you know that a body in motion tends to stay in motion unless a force acts on it. So if a bowling ball slows down there must be one or more forces acting on it. Can you think what those forces might be? There are two pretty obvious candidates.
All times are GMT -7. The time now is 04:10 PM. |