2．如图所示的曲线为运动�抛出的铅球运动轨迹abc为曲线上的三点关于铅球在b点的速度方�说法正确的是 A．为ab的方� b Sketch Coloring Page

2．如图所示的曲线为运动�抛出的铅球运动轨迹abc为曲线上的三点关于铅球在b点的速度方�说法正确的是 A．为ab的方� b Template

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tomski2．如图所示的曲线为运动�抛出的铅球运动轨迹abc为曲线上的三点关于铅球在b点的速度方�说法正确的是 a．为ab的方� b coloring

2．如图所示的曲线为运动�抛出的铅球运动轨迹ABC为曲线上的三点关于铅球在B点的速度方�说法正确的是 A．为AB的方� B sketch template

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如图所示，光�水平桌面上的小球被弹出后，经过后落到地面，又被多次弹起，图中虚线为其运动轨迹。下列相关描述正确的是（ sketch template

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百度教育 sketch template

如图所示，运动�将铅球奋力掷出，铅球出手后在水平方�前进10m时，在竖直方�上升了4m到达最高点。你认为应该建立怎样的坐标系能方便地描述铅球在 sketch template

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百度教育 sketch template

如图所示质点沿曲线做曲线运动其速度大小保持不变若它通过图中的A点和B点受到的合外力分别为FA和FB则此两合外力的大小关系有 A sketch template

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百度教育 sketch template

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如图所示，两个同心的均匀带电球面，内球面半径为R1、带电荷Q1，外球面半径为R2、带电荷Q2 。设无穷远处为电势零点，则在两个球面之间、距离 sketch template

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