| 实验次数 | 物块重力G/N | 斜面高度h/m | 沿斜面拉力F/N | 斜面长s/m | 机械效率 |
| 1 | 4 | 0.3 | 2 | 1 | 60% |
| 2 | 8 | 0.3 | 4 | 1 | |
| 3 | 12 | 0.3 | 6 | 1 | 60% |
| 4 | 8 | 0.4 | 5 | 1 | 64% |
| 5 | 8 | 0.5 | 5.6 | 1 | 71.4% |
(2)实验1、2、3是探究斜面机械效率与
(3)实验
| 实验次数 | 物块重力G/N | 斜面高度h/m | 沿斜面拉力F/N | 斜面长s/m | 机械效率 |
| 1 | 4 | 0.3 | 2 | 1 | 60% |
| 2 | 8 | 0.3 | 4 | 1 | |
| 3 | 12 | 0.3 | 6 | 1 | 60% |
| 4 | 8 | 0.4 | 5 | 1 | 64% |
| 5 | 8 | 0.5 | 5.6 | 1 | 71.4% |