BILLIARD BALL COLLISIONS

 

Classic billiard ball collisions work only in outer space!

    Movie1      Movie2  (struck with backspin)

 
 

 

 

A billiard ball struck off-centre will spin but it also

ÒsquirtsÓ  at a small angle to the cue direction.
 

 

Squirt angle measured using a  billiard ball

(suspended as a pendulum) or a block of wood.     

   10 degree squirt              25 degree squirt