force - is a push or a pull, motion - the action of moving an object., push - the force that moves an object AWAY from something, pull - the force that moves an object CLOSER to somegthing, gravity - is a force of attraction between two objects, friction - is a force that opposes motion, balanced forces - are forces on an object that are equal in size and opposite in direction, unbalanced forces - are forces that causes a change in motion,

Force and motion

排行榜

匹配游戏是一个开放式模板。它不会为排行榜生成分数。

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