$\frac{1g}{c{m}^3}=\backslash frac\; \{1g\}\{cm^3\}\; =$ ______ $\frac{kg}{m^3}\mathrm{.}\backslash frac\; \{kg\}\{m^3\}.$

The C.G.S unit of density is

_____ of a substance is defined as its mass per unit volume.

The ratio of the density of a substance to the density of water at $4^{\circ }C4^\backslash circ\; C$ is called 

Density of a substance (d) =

Larger the mass of each particle more is the ____ of a substance.

The S.I unit of density is

The S.I unit of relative density is

Larger the space between the particles lesser is the ___ of the substance.

Density of water at is _____ (S.I) units.