| 标题 | 解决时间 | 回答数 | 回答者 |
|---|---|---|---|
| 升华点是什么? [物态变化] | 2021-12-19 | 1 | |
| 如图所示。 [声和光] | 2021-12-19 | 3 | |
| 2021-12-19 | 1 | ||
| 密度怎么比大小 [质量和密度] | 2021-12-19 | 1 | |
| 2021-12-19 | 1 | ||
| 2021-12-19 | 7 | ||
| 透镜这节没听懂做怎麽办 [光学] | 2021-12-19 | 1 | |
| 这样画对不对? [力和运动] | 2021-12-19 | 3 | |
| 这里为什么写F支,而不写F=10N?? [力和运动] | 2021-12-19 | 3 | |
| 2021-12-19 | 3 | ||
| 2021-12-19 | 3 | ||
| 老师,请批改!Thanks?(?ω?)? [声和光] | 2021-12-19 | 3 | |
| 什么装置? [声和光] | 2021-12-19 | 1 | |
| 2021-12-19 | 1 | ||
| 折射是什么?定义 [光学] | 2021-12-19 | 1 | |
| 2021-12-19 | 5 | ||
| 2021-12-19 | 3 | ||
| 2021-12-19 | 3 | ||
| 2021-12-19 | 3 | ||
| 2021-12-19 | 1 |

