高中物理第四章机械能和能源实验：研究合外力做功和动能变化的关系PPT省公开课一等奖新名师优质课获奖P.pptx

1/33,2/33,3/33,4/33,5/33,6/33,7/33,图2,8/33,9/33,10/33,测量点,x,/cm,v,/(ms,1,),O,0.00,0.35,A,1.51,0.40,B,3.20,0.45,C,D,7.15,0.53,E,9.41,0.60,11/33,12/33,13/33,图4,14/33,15/33,16/33,17/33,18/33,19/33,20/33,21/33,22/33,23/33,24/33,25/33,O,B,O,C,O,D,O,E,O,F,W,/J,0.043 2,0.057 2,0.073 4,0.091 5,E,k,/J,0.043 0,0.057 0,0.073 4,0.090 7,26/33,27/33,28/33,29/33,次数,M,/kg,|,v,2,2,v,1,2,|/,(ms,1,),2,E,k,/J,F,/N,W,/J,1,0.500,0.760,0.190,0.400,0.200,2,0.500,1.65,0.413,0.840,0.420,3,0.500,2.40,E,k3,1.22,W,3,4,1.00,2.40,1.20,2.42,1.21,5,1.00,2.84,1.42,2.86,1.43,30/33,图12,31/33,32/33,33/33,