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========== How would you play catch in space? Catch would be really boring. I think is the ball would would it go slowly or, no, the ball will just go in a straight line. What makes catch fun is you throw it in an arc and you run – your brain is calculating even though you don't know it, how fast you have to run to get to where the ball lands when you are there at the same place at the same time. So this is going on with every hit to the outfield, to any hit to any player in a baseball diamond. They are not where the ball will sometimes they are but most of the time they're not. And so they run and they, timing the ark of the ball, and so in there is a calculation of the acceleration of gravity, the distance, how fast it's moving, and they catch the bal...