某学生在做“研究平抛物体运动”的实验中，忘记记下小球做平抛运动的起点位置O，A为物体运动一段时间后的位置，如图所示，求出物体做平抛运动的初速度大小为_1．（g取10m/s2）_刷题宝

题干

某学生在做“研究平抛物体运动”的实验中，忘记记下小球做平抛运动的起点位置O，A为物体运动一段时间后的位置，如图所示，求出物体做平抛运动的初速度大小为____．（g取10m/s²）

上一题下一题 0.0难度选择题更新时间:2018-01-04 06:43:29

答案(点此获取答案解析）

2m/s

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阅读理解。

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