Vegeta897
Banned as all ****
- Joined
- Jan 12, 2004
- Messages
- 26,141
- Reaction score
- 471
Exactly, that's all that matters. The string being tied and the hammer pushing against the ruler, all that BS doesn't matter it's just there because it's a trick you can assemble with household items. If all those things were just welded together it would work. The point that the ruler is on the table is the system's center of gravity.It's quite simple: center of gravity.