Originally Posted by harryn  ....- Are you wanting to estimate what will happen to the next ball - in terms of motion?... |
On a Newton's Cradle with five balls when you pull out three or fewer balls the 'next ball' remains motionless.
I think this is what is so fascinating; one ball causes the fifth ball to swing out at the same speed as the first one swings in, two impels two, three impels three and four impels four.