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If an object floats on a liquid, it means the object has a higher density than the liquid.
The density of helium gas is higher than that of air.
The density of a vacuum is zero.
The density of a substance can be affected by temperature.
Measuring the mass and volume of a liquid allows for the calculation of its density.
When calculating density, the units of mass and volume must be consistent.
The density of a material in kg/m³ is the same as in g/cm³.
A balance can be used to measure the mass of an object for density calculation.
The density of plastic can vary between 0.9 to 1.6 g/cm³.
The density of a liquid can be less than that of a solid.
A metal object with a density of 10 g/cm³ will sink in water.
Density is a scalar quantity.
The density of steel is 7800 kg/m³.
The density of a material can help identify it.