Mass 
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Weight 
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1. Mass is the quantity of matter contained in an object.  
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Weight is the force with which the earth attracts an object.  
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2. Mass remains the same everywhere.  
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Weight of an object keeps on changing from place to place.  
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3. Mass is measured in kilogram (Kg.) 
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Weight is measured in newton (N)  
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4. Mass is a scalar quantity.  
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Weight is a vector quantity.  
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5. Mass of an object can never be zero.  
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Weight of an object becomes zero at the centre of the earth.  
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