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 | 70 | 55 | |
| Obs. 2 | 130 | 74 | |
| Obs. 3 | 190 | 93 | |
| Obs. 4 | 250 | 116 | |
| Obs. 5 | 370 | 152 |