高一物理某物体的位移图像如右图所示,则下列叙述正确的是A物体运动的轨迹是抛物线B物体运动的时间为8SC物体运动所能达到的最大位移为80mD在t=4s时刻,物体的瞬时速度为零 可多选
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![高一物理某物体的位移图像如右图所示,则下列叙述正确的是A物体运动的轨迹是抛物线B物体运动的时间为8SC物体运动所能达到的最大位移为80mD在t=4s时刻,物体的瞬时速度为零 可多选](/uploads/image/z/12144383-71-3.jpg?t=%E9%AB%98%E4%B8%80%E7%89%A9%E7%90%86%E6%9F%90%E7%89%A9%E4%BD%93%E7%9A%84%E4%BD%8D%E7%A7%BB%E5%9B%BE%E5%83%8F%E5%A6%82%E5%8F%B3%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%88%99%E4%B8%8B%E5%88%97%E5%8F%99%E8%BF%B0%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AFA%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%98%AF%E6%8A%9B%E7%89%A9%E7%BA%BFB%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E7%9A%84%E6%97%B6%E9%97%B4%E4%B8%BA8SC%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E6%89%80%E8%83%BD%E8%BE%BE%E5%88%B0%E7%9A%84%E6%9C%80%E5%A4%A7%E4%BD%8D%E7%A7%BB%E4%B8%BA80mD%E5%9C%A8t%3D4s%E6%97%B6%E5%88%BB%2C%E7%89%A9%E4%BD%93%E7%9A%84%E7%9E%AC%E6%97%B6%E9%80%9F%E5%BA%A6%E4%B8%BA%E9%9B%B6+%E5%8F%AF%E5%A4%9A%E9%80%89)
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