Question

How is mass constant if i have mass 6kg(60N taking g=10) and thn i reduce ny weight to 50N take makes my nass 5kg(g=10N).How is the mass constant or i what condition is the mass constant?

Answer 1

Mass literally means the amount of substance present in body.
Or the number of atoms present in matter. so if you change your weight then also mass will remain constant.