洋葱物理【初二】八年级下册，百度网盘分享

10-浮力 [0.99G]

12-浮力.mp4 [58.22M]

13-浮力产生.mp4 [57.77M]

14-浮力的影响因素.mp4 [88.55M]

15-阿基米德原理(上).mp4 [102.99M]

16-阿基米德原理(下).mp4 [24.17M]

17-浮力公式的应用.mp4 [37.34M]

18-浮沉条件.mp4 [63.16M]

19-家庭装小潜艇.mp4 [95.46M]

20-漂浮状态.mp4 [48.82M]

21-密度计(上).mp4 [39.28M]

22-密度计(下).mp4 [82.25M]

23-神奇的船.mp4 [59.10M]

24-浸没状态.mp4 [39.28M]

25-用弹簧测力计测密度.mp4 [59.39M]

26-气体浮力.mp4 [83.25M]

27-气体浮力的利用.mp4 [76.02M]

11-功和机械能 [1.33G]

10-什么是功.mp4 [79.37M]

11-不做功的情况.mp4 [27.67M]

12-当距离和力垂直.mp4 [52.51M]

13-看得见的1j.mp4 [83.84M]

14-功率.mp4 [96.33M]

15-功率和速度.flv [75.28M]

16-看得见的1w.mp4 [82.95M]

弹性势能.flv [80.15M]

动力和弹性势能.mp4 [71.23M]

动能（上）.flv [94.59M]

动能（下）.mp4 [101.23M]

动能和重力势能.flv [81.87M]

功的计算.mp4 [80.26M]

功能关系.flv [86.48M]

机械能.mp4 [66.60M]

机械能守恒.mp4 [48.81M]

重力势能（上）.flv [81.08M]

重力势能（下）.mp4 [73.61M]

12-简单机械 [1.06G]

01-简单机械引入.mp4 [17.94M]

02-杠杆.mp4 [76.39M]

03-力和力臂.mp4 [106.53M]

04-杠杆平衡条件.mp4 [116.01M]

05-杠杆的分类.mp4 [109.72M]

06-定滑轮和动滑轮.mp4 [88.92M]

07-滑轮组（上）.mp4 [105.41M]

08-滑轮组（下）.mp4 [112.74M]

09-有质量的滑轮.mp4 [96.44M]

17-有用功和额外功.mp4 [95.24M]

18-机械效率.mp4 [91.66M]

19-提高机械效率.mp4 [64.34M]

7-力 [1.50G]

01-什么是力.mp4 [100.52M]

02-力的作用效果（上）.mp4 [73.14M]

03-力的作用效果（中）.mp4 [125.27M]

04-力的作用效果（下）.mp4 [63.03M]

05-力的三要素.mp4 [99.64M]

06-力的图示.mp4 [91.30M]

07-看的见的1n.mp4 [95.74M]

08-相互作用力.mp4 [99.96M]

09-弹力.mp4 [88.95M]

10-支持力.mp4 [88.06M]

11-压力.mp4 [52.10M]

12-弹簧测力计（上）.mp4 [97.09M]

13-弹簧测力计（下）.mp4 [75.87M]

14-重力的概念.mp4 [84.08M]

15-重力和质量的关系.mp4 [105.13M]

16-重力的计算公式.mp4 [30.87M]

17-重力的方向.mp4 [68.49M]

18-重心.mp4 [40.12M]

19-万有引力.mp4 [59.81M]

8-运动和力 [1.17G]

01-平衡状态和平衡力（上）.mp4 [29.19M]

02-平衡状态和平衡力（下）.mp4 [40.19M]

03-二力平衡的条件.mp4 [58.38M]

04-二力平衡的应用.mp4 [63.38M]

05-圣哲的瑕疵.mp4 [58.77M]

06-阻力作用.mp4 [61.42M]

07-不受力的运动.mp4 [45.56M]

08-牛顿第一定律.mp4 [71.66M]

09-不受力会怎样？.mp4 [49.40M]

10-惯性.mp4 [97.91M]

11-惯性的应用.mp4 [85.46M]

20-静摩擦力（上）.mp4 [49.15M]

21-静摩擦力（下）.mp4 [87.71M]

22-滑动摩擦力.mp4 [69.94M]

23-滑动摩擦力的影响因素.mp4 [73.85M]

24-摩擦力的利用.mp4 [92.86M]

必备技能-测滑动摩擦力.mp4 [20.13M]

实验方法-控制变量法(1).mp4 [37.52M]

中考练习-影响滑动摩擦力大小的因素.mp4 [33.42M]

重点实验-影响滑动摩擦力大小的因素.mp4 [74.83M]

9-压强 [662.62M]

01-压强的概念.mp4 [77.81M]

02-压强的公式及其单位.mp4 [70.21M]

03-改变压强.mp4 [52.25M]

04-液体压强的特点.mp4 [94.56M]

05-液体压强公式.mp4 [42.61M]

06-深度的含义.mp4 [32.81M]

07-液体压强的计算.mp4 [36.95M]

08-大气压强的作用.mp4 [71.27M]

09-大气压强的测量.mp4 [70.75M]

10-大气压强的变化.mp4 [57.26M]

11-流体压强和流速的关系.mp4 [56.12M]