The Clear Water of a Lake Is 1

Multiple Choice

The clear water of a lake is 1.5 m deep at the end of a dock.You look directly down from the end of the dock and see a rock on the bottom of the lake.How far below the surface does the rock appear to be? (For water,n = 1.33.)

A) 2.0 m
B) 1.5 m
C) 1.1 m
D) 0.75 m
E) 1.8 m