Movie Stationary Ball Moving Ball
  Ball Type Mass
(g)
Diameter
(cm)
Ball Type Mass
(g)
Diameter
(cm)
a Styrofoam 2.3 4.950 Steel (Medium) 67.1 2.540
b Styrofoam 2.3 4.950 Steel (Medium) 67.1 2.540
c Styrofoam 2.3 4.950 Steel (Medium) 67.1 2.540
d Steel (large) 225.7 3.805 Wood 36.9 3.815
e Rubber 14.5 3.075 Steel (small) 28.3 1.905
f Plastic Red 56.7 4.340 Steel (medium) 66.9 2.540
Floor tiles are 12" on a side (30.54 cm)