Simply because - due to their shape, they don't displace more water than the mass of the vessel.
Boats can sink. They are usually made of materials that allow them to displace water, and permit them to float. From time to time, that material will break down, and the boat will sink.
because its made of wood which is easy to break out at sea
ummm boats can't be made out of medal, they just sink if it is.
some boats are made of special materials that allow it to sink very very slowly and or not at all.
They sink.
yes some boats.
A needle is made of steel ; as steel is denser than water, a steel needle should sink in water because of this.
because it has insulation in itsunny day 45
I's not sink because see water is less dense than the steel so the ship will not sink instead of floating.
Normally stainless steel. But cast iron coated with enamal and galvanized steel were also used.
The ship has enough gas in it to keep it afloat.
they are steel, steel sinks