A piece of iron rests on top of a piece of wood floating in a bathtub.If the iron is removed from the wood,and kept out of the water,what happens to the water level in the tub?
A)It goes up.
B)It goes down.
C)It does not change.
D)It is impossible to determine from the information given.

Question

Quizplus · Accepted Answer

When the iron is on the wood, it causes the wood to displace more water than the wood would on its own, due to the added weight. When the iron is removed, the wood displaces less water, leading to a decrease in the water level.

A Piece of Iron Rests on Top of a Piece