Question

what Is the different between mass and weight of an object. will the mass and weight of an object on the earth be same as their value on mars? Why

Answer 1

There is a basic difference, because mass is the actual amount of material contained in a body and is measured in kg, gm, etc. Whereas weight is the force exerted by the gravity on that object mg. Note that mass is independent of everything but weight is different on the earth, moon, etc.