Why hitting a ball yields much more speed than throwing itHave you ever wondered why a hit ball moves much faster than a thrown ball? Basically, all the ball's moving energy comes from the athlete. But somehow you can give more energy to the ball when you hit it than when you throw it. |
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Regardless of whether you curve on a track in roller derby or on a motorway in NASCAR: if the track is banked, curving is easier than on a flat track and you can go faster. The reason lies in the circular force.