1) What is the density of water ? a) 2 g/cm^3 b) 3 g/cm^3 c) 1 g/cm^3 d) none 2) If the density of the substance is less than density of water then it will float on water . a) true b) false  3) If the density of a substance is greater than density of water then it will sink in water . a) true b) false 

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