Arm and leg weakness can be caused by a variety of different conditions, some of them temporary and others chronic. Excessive exercise is one cause of temporary fatigue in the major muscle groups, although this is not considered true muscle weakness.
Mass is an intrinsic property of the body and gravity is the force exerted on any body by the things that surround it. Weight, on the other hâ¦and, depends on gravity. It is equal to the product of the mass of the body and the gravitational force acting on it.
Publisert 11. mai 2014. The difference between weight and mass is that mass is always a constant at any place and time while weight depends on gravity at the place. Mass is measured using balance while weight is measured using scale.The other difference is that mass can never be zero but weight can be.ublisert 11. mai 2014. The difference between weight and mass is that mass is always a constant at any place and time while weight depends on gravity at the place. Mass is measured using balance while weight is measured using scale. The other difference is that mass can never be zero but weight can be.