Differences between mass and weight.

Q. Differences between mass and weight.

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Solution:
Differences between mass and weight.

Mass	Weight
1. The mass is the quantity of matter present in an object.	1. The weight is the force with which an object is attracted by the earth towards its centre.
2. It is a constant quantity and independent of change of place.	2. It varies from place to place.
3. The SI unit of mass is kilogram (kg).	3. The SI unit of weight is Newton (N).
4. It is measured by a beam/physical balance.	4. It is measured by a spring balance.
5. Mass is a scalar quantity (only has magnitude).	5. Weight is a vector quantity (has both magnitude and direction).
6. The mass of an object can never be zero.	6. The weight of an object may be zero in gravity-free space.