Question

A cork piece floats on water but an iron nail sinks in water.why?

Answer 1

a cork piece float on water because it's density is less than water and iron nail sinks in water because density of iron is more than that of density of water

Answer 2

- because the density of a cork piece is less than the density or water, hence it floats

- the density of the iron nail is greater than that of the water and so it sinks