高一物理概念!急!匀变速直线运动S= Vot + 1/2at2 .a是加速度.t是时间.at2 =v*t,不就等于位移吗?为什么还有1/2?我不明白这点,书本上是三角形的面积,所以要1/2。但at2 =v*t,不就等于位移吗?为什
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![高一物理概念!急!匀变速直线运动S= Vot + 1/2at2 .a是加速度.t是时间.at2 =v*t,不就等于位移吗?为什么还有1/2?我不明白这点,书本上是三角形的面积,所以要1/2。但at2 =v*t,不就等于位移吗?为什](/uploads/image/z/6981920-8-0.jpg?t=%E9%AB%98%E4%B8%80%E7%89%A9%E7%90%86%E6%A6%82%E5%BF%B5%21%E6%80%A5%21%E5%8C%80%E5%8F%98%E9%80%9F%E7%9B%B4%E7%BA%BF%E8%BF%90%E5%8A%A8S%3D+Vot+%2B+1%2F2at2+.a%E6%98%AF%E5%8A%A0%E9%80%9F%E5%BA%A6.t%E6%98%AF%E6%97%B6%E9%97%B4.at2+%3Dv%2At%2C%E4%B8%8D%E5%B0%B1%E7%AD%89%E4%BA%8E%E4%BD%8D%E7%A7%BB%E5%90%97%3F%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%98%E6%9C%891%2F2%3F%E6%88%91%E4%B8%8D%E6%98%8E%E7%99%BD%E8%BF%99%E7%82%B9%EF%BC%8C%E4%B9%A6%E6%9C%AC%E4%B8%8A%E6%98%AF%E4%B8%89%E8%A7%92%E5%BD%A2%E7%9A%84%E9%9D%A2%E7%A7%AF%EF%BC%8C%E6%89%80%E4%BB%A5%E8%A6%811%2F2%E3%80%82%E4%BD%86at2+%3Dv%2At%EF%BC%8C%E4%B8%8D%E5%B0%B1%E7%AD%89%E4%BA%8E%E4%BD%8D%E7%A7%BB%E5%90%97%EF%BC%9F%E4%B8%BA%E4%BB%80)
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