高考物理复习第二章相互作用第1讲重力弹力摩擦力4市赛课公开课一等奖省名师优质课获奖课件.pptx

1/85,2/85,3/85,4/85,相互,形变,运动状态,5/85,mg,竖直向下,重心,6/85,7/85,8/85,9/85,10/85,11/85,恢复原状,弹性形变,接触,弹性形变,相反,12/85,弹性程度,正比,kx,劲度系数,本身性质,改变量,13/85,14/85,15/85,16/85,17/85,18/85,19/85,相对静止,相对运动,粗糙,压力,相对运,动趋势,粗糙,压力,相对运,动,20/85,0,相反,相反,相对运动趋势,相对运动,21/85,不受摩擦力,水平向右,水平向左,22/85,相对滑动,粗糙程度,23/85,24/85,25/85,26/85,27/85,28/85,29/85,30/85,31/85,32/85,33/85,34/85,35/85,36/85,37/85,38/85,39/85,40/85,41/85,42/85,43/85,44/85,45/85,46/85,47/85,48/85,49/85,50/85,51/85,52/85,53/85,54/85,55/85,56/85,57/85,58/85,59/85,60/85,61/85,62/85,63/85,64/85,65/85,66/85,67/85,68/85,69/85,70/85,71/85,72/85,73/85,74/85,75/85,76/85,77/85,78/85,79/85,80/85,81/85,82/85,83/85,84/85,85/85,