(i) A toy boat made of steel is floating in a beaker having water. The beaker is placed on a spring balance. The boat tilts and sinks into water.
(a) Will the level of water in the beaker go up or fall down?
(b) Will the reding of spring balance decrease or increase?
(iii) You are in a boat on a calm lake. There is a floating log near you . You pick the log and put it into the boat. What happesn to the level of water in the lake? Does it rise or fall?