Question

Which one of the following is true about mass and weight? A. both weight and mass are the same B. the unit of mass is pound (lb) and the unit of weight is kilogram C. mass of a body does not depend on its position from the earth while its weight depends upon how far or how close the body is from the Earth or another planet D. None of these is correct  

Answer 1

The correct answer is

D. none of these is correct

Explanation:

A. Both weight and mass are not the same because mass is a fundamental hysical quantity while weight is a derived quantity and is a type of force.

B. The unit of mass can be pound or kiloram but the unit of weight is not kilogram but in actual the unit of weight is Newton.

C.neither mass nor weight depends on the how far or how close the ody is from the earth or other planet. The mass of a body is a fundamental quantity thus does not depends on any other quantity but the weight does depends on the acceleration due to gravity of the earth.