Floating blocks and water level · PhysicsBowl 2019 #32
Physics · fluid-mechanics
Problem
A pine wood block is floating in a small pool. There is a second pine wood block that sits on top of the first and does not touch the water. If the top block is taken off and placed in the water, how does the new water level in the pool compare to the original water level?
(A) Rises
(B) Lowers
(C) Does not change
(D) It depends upon the size of the blocks
(E) It depends upon the amount of water in the pool.