Water is very important for life. We need water to drink, to wash our hands, to cook, to water plants and many other things. What other important uses for water do we have? Without water, the plants would die and people and animals would go thirsty. Did you ever wonder why water was so important? Do you know why water is water? Let’s take a closer look at water… Your body is made up of many bones. All these bones make up your skeleton.