Important Topics
1. Archimedes' Principle.
2. Law of floating bodies.
3. The applications of Archimedes' Principle are to determine (a) the weight of a floating body; (b) the volume of an immersed solid, and (c) the density of a body.
Exercises
1. Look up the story of Archimedes and the crown. Write a brief account of it.
2. Why is it easier for a fat man to float in water than for a lean one?
3. A fish weighing 1 lb. is placed in a pail full of water. Will the pail and contents weigh more than before adding the fish? Why?
4. Why can a large stone be lifted more easily while under water than when on the land?