Multiple choice What will happen to (i) a wooden boat and (ii) an iron ship in water? (i) sink, (ii) float (i) float, (ii) sink both (i) and (ii) will sink both (i) and (ii) will float Reveal answer Fill a bubble to check yourself D Correct answer Explanation Both will float because they are hollow and contain air inside the whole cavity. That's why they are lighter than water.