Boat, Boulder, Lake

A boat carrying a large boulder is floating on a lake. The boulder is thrown overboard and sinks to the bottom. The water level in the lake (with respect to the shore)

A) rises.

B) drops.

C) remains the same.

D) can't be determined.

Solution

Adapted from Eric Mazur, Peer Instruction, A User's Manual, Prentice-Hall, 1997

Last updated January 07, 2005
by Erik Jensen