A ball is a round object with various uses. It is usually spherical but can be ovoid. It is used in ball games, where the play of the game follows the state of the ball as it is hit, kicked or thrown by players. Balls can also be used for simpler activities, such as catch, marbles and juggling. Balls made from hard-wearing metal are used in engineering applications to provide very low friction bearings, known as ball bearings.
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Ball
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