Mass of wood range:
First: 119
Last: 126
| Mass on top of block in units of the balance | Total mass sliding on surface in units of the balance | Total mass hanging from cord, in units of the balance | |
|---|---|---|---|
| UNITS | ( ) | ( ) | ( ) |
| Obs. 1 | 150 | 83 | |
| Obs. 2 | 210 | 102 | |
| Obs. 3 | 270 | 134 | |
| Obs. 4 | 390 | 170 | |
| Obs. 5 | 430 | 180 |