The reason a life jacket helps you float is
A)the jacket makes you weigh less.
B)the jacket has the same density as an average human.
C)the jacket repels water.
D)if you sink,the jacket sinks.
E)the density of both you and the jacket together is less than your density alone.

Question

Quizplus · Accepted Answer

A life jacket helps you float because it increases the overall volume of your body, thereby decreasing your overall density. When you wear a life jacket, your body and the jacket together have a lower density than your body alone, allowing you to float on the water's surface.

The Reason a Life Jacket Helps You Float Is