Originally Posted by SplitStepper
a ball with spin actually weighs more. literally. seriously, i read an article where scientist weighed a spinning top before and after spinning it. depending on how much spin there was determined how much it weighed.
That makes sense. A ball that is spinning is practically "whipping" at whatever it comes into contact with as well. A topspin ball weighs more probably because there's also that downward force involved?