初二物理学案春季班1目录第一讲杠杆.......................................................................................................................1第二讲杠杆应用.............................................................................................................11第三讲杠杆平衡条件的实验.........................................................................................19第四讲滑轮.....................................................................................................................28第五讲简单机械应用.....................................................................................................35第六讲机械功.................................................................................................................41第七讲机械能.................................................................................................................48第八讲单元复习.............................................................................................................56第九讲温度.....................................................................................................................68第十讲期中测试卷.........................................................................................................76第十一讲热量比热容（一）.......................................................................................84第十二讲热量比热容（二）.....................................................................................91第十三讲分子动理论、内能与热机.............................................................................96第十四讲热与能单元复习...........................................................................................105第十五讲密度...............................................................................................................115第十六讲期末测试卷...................................................................................................122初二物理学案春季班1第一讲杠...
