The Water Cycle

The constant movement of Earth's water is called the water cycle. A hydrologist is a scientist who studies on water on and below Earth's surface, as well as in the atmosphere. Learn more in The Water Cycle, a Focus on Water Science book. In this series readers are introduced to the science behind Earth's water. A combination of vibrant photography and interesting text encourage readers to learn more about water science. Each Focus on Water Science title features easy-to-read text, stunning visuals, and a challenging educational activity. Focus on Water Science is a series of AV² media enhanced books. A unique book code printed on page 2 unlocks multimedia content. These books come alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more.