实验序号 |
质量m/g |
体积v/cmm³ |
下落高度h/cm |
沙坑的深度d/mm |
1 |
20 |
7.5 |
50 |
2.6 |
2 |
20 |
7.5 |
60 |
3.5 |
3 |
20 |
7.5 |
70 |
5.0 |
4 |
20 |
2.5 |
70 |
11.3 |
5 |
20 |
1.8 |
70 |
12.4 |
6 |
60 |
7.5 |
70 |
14.6 |
7 |
85 |
7.5 |
70 |
15.9 |