Another name for lever balance.
because it balance the lever
Class 3 lever
first class lever
A lever
It is the fulcrum.
fulcrum
It is the balance point of a lever. That is all there is to it!
Yar
The pivot point of a lever is called the fulcrum.
no, he did not !he explained how the lever works, the rule, the law, he did not invent it!
lever