Why does a Scale Balance Horizontally?

russ_watters

There doesn't need to be three masses -- you just need to shape the beams so the masses are below the fulcrum. Then it has positive stability.

russ_watters Mentor	Why does a Scale Balance Horizontally? There doesn't need to be three masses -- you just need to shape the beams so the masses are below the fulcrum. Then it has positive stability.