Fill in the blanks
(a) The volume of a cube of side 1 cm isk equal to….. `m^3`
(b) the surface area fo a solid cylinder of radius 2.0 cm and height 10.0 cm is equal to …. `(mm)^2`
(c ) A vehical moving with a speed of `18km h^(-1)` covers ....m in 1s.
(d) The relative density of lead is 11.3. its density is ......g `cm^(-3) or .....kg m^(-3)`