不一定相同!因为速度是个矢量…而动能是个标量…所以动能相同时只是速度大小相同…而方向可以相同也可以不相同…
最新问答: 求详细解答:I often feel _____ a 我会给句子排排队.( )我急忙向外面看,地上积起大大小小的水潭. 描写万里长城的成语有哪些? 求30题初二上册数学计算题(要答案) 4/1+x+4/(1+x)^2+4/(1+x)^3+4/(1+x)^4+104/(1+x)^5=95 如题. 月球质量是地球质量的1/81,月球半径的1/4,在距月球表面20m高处,有一个质量为60kg 两节1号的电池有多少安 some cheap cookers can cost less than$ 40 .对 less than $ 40提 Not everyone is worthy of your good for him和Not everyone are 过点p(3,4)做圆x的平方加y的平方等于1的切线切点为A和B求AB的长 we see things not as they are but as we are 这句话是谁说的 learning to write is learning to think .you don't know thing 人字下面有一个金右下脚有个娇字这个字的谜底是什么呀 黄金分割用英语怎么说? practice和exercise的区别和用法 Kevin made a mistake on this test.用on 还是用in? 已知函数f(x)=x2-2x,g(x)=x2-2x,x∈[2,4]. The man___ gave us a talk on science yesterday 有谁知道stand togeter through thick and thin的中文翻译? 思维导图有什么弊端和优点?
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