Have you got the balls for this experiment? You'll need at least 4; a basketball, tennis ball, squash ball and simple rubber ball. With these in hand, Mr. G will show you how to experiment with potential and kinetic energy while launching these suckers nearly into outer space. 3, 2, 1.... blast off!
Just updated your iPhone to iOS 18? You'll find a ton of hot new features for some of your most-used Apple apps. Dive in and see for yourself:
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