Direction: Read the following passages carefully and answer the question that follows.
Why is it impossible to sink in the Dead Sea ? The reason is that, not only is the water in the Dead Sea heavier than ocean water and much heavier than fresh water. but it is also heavier than a person's body, when equal parts are measured. You can't sink in something that is heavier than you are. The reason for the heaviness is extreme saltiness. Are there materials that would sink in the Dead Sea ? Yes and I'II bet that you can think of some.