Read the following and choose the incorrect statements. (i) Both weight and mass are same quantities used for measurement of amount of matter present in a substance. (ii) Mass and the weight of a substance vary from one place to another due to change in gravity. (iii) SI unit od mass is kilogram and which SI unit of weight is gram.

Options

A. (i) and (iii)
B. (ii) and (iii)
C. (i) and (ii)
D. All of the above

Answer

D

Explanation

(d) Mass of a substance is the amount of matter present in it while weight is the force excerted by gravity on an object. Mass is constant while weight may very from one place to another due to gravity. SI unit of both mass and weight is kilogram.