Water

About 70% of the Earth's surface is covered with water. There are two types of water. There is salt water in the oceans. There is fresh water in rivers, lakes, and streams. Fresh water is found in glaciers and ice caps, too. Most of the water on Earth's surface is salt water. There is only a small amount of fresh water. A lot of fresh water is frozen in ice caps or glaciers. Water is very important. People, plants, and animals cannot live without water. People, plants, and animals cannot use salt water. We must have fresh water. We also use water for other things besides drinking. We can get energy from flowing water. This can .....


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