\* MERGEFORMAT 17 竖直方向上的抛体运动____________________________________________________________________________________________________________________________________________________________________1理解竖直
\* MERGEFORMAT 14 竖直方向上的抛体运动____________________________________________________________________________________________________________________________________________________________________1理解竖直
\* MERGEFORMAT 13 斜抛运动____________________________________________________________________________________________________________________________________________________________________理解斜抛运动的规律和特
\* MERGEFORMAT 12 斜抛运动____________________________________________________________________________________________________________________________________________________________________理解斜抛运动的规律和特
\* MERGEFORMAT 8 描述运动的量____________________________________________________________________________________________________________________________________________________________________1理解描述运动的物理
\* MERGEFORMAT 13 匀变速直线运动的规律____________________________________________________________________________________________________________________________________________________________________1理解匀变
\* MERGEFORMAT 10 圆周运动的实际问题____________________________________________________________________________________________________________________________________________________________________1掌握圆周运
\* MERGEFORMAT 7 描述运动的量____________________________________________________________________________________________________________________________________________________________________1理解描述运动的物理
\* MERGEFORMAT 8 描述运动的量____________________________________________________________________________________________________________________________________________________________________1理解描述运动的物理
第2节 竖直方向上的抛体运动从容说课在直线运动中匀速运动与初速度为零的匀加速直线运动是两种最简单的运动形态.其他的复杂运动都可以看作是这两种简单运动的合运动.从运动和力的关系看做匀速直线运动的物体所受力的合力为零做匀加速直线运动的物体所受外力的合力为恒力.竖直方向上的抛体有竖直向上或竖直向下的初速度v0.在不计空气阻力的影响时物体抛出后受恒定的重力作用有竖直向下的恒定加速度g.因此竖直上抛运动可
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