初三物理课后作业目录第一讲压力与压强.........................................................................................................................2第二讲固体压强变化.....................................................................................................................6第三讲液体压强（一）.................................................................................................................9第四讲液体压强（二）................................................................................................................12第五讲压强选择...........................................................................................................................15第六讲压强综合计算（一）.......................................................................................................18第七讲压强综合计算（二）........................................................................................................21第八讲浮力...................................................................................................................................24第九讲浮力的应用.......................................................................................................................27第十讲大气压强...........................................................................................................................31第十一讲压强浮力复习...............................................................................................................34第十二讲简单电路.......................................................................................................................38第十三讲电流...............................................................................................................................42第十四讲电压...............................................................................................................................45第十五讲电阻.........................................................
