If you dislocate your arm the doctors will just pop it back into place. And it hurts a lot after they do so. But if you leave it too long and it gets bumped or something it could break! When you...
Yes. A break is when there is a fracture on the bone itself. A dislocation is when two bones that normally meet at a joint are wrenched away from each other.
A long arm of the same power would produce more leverage and torque, but I think it's more will power, and who has the most of that. This is completely wrong. Think of the two arms acting as levers....