Because
iron is denser than water and drowned. If the steel underpinnings are thin
and made the shape of a ship. Despite volume increases The same mass Ship steel
is less dense than water, floats on
the floating objects. The buoyancy of an object
floating objects can be in any liquid. Because the material is less dense than
liquid, such as a piece of wood has a density of 0.9 G / cm3 can float
on the water with a density of 1 G / cm3.