Hydroelectric power, or hydroelectricity, is generated by the force of falling water. Hydro comes from the Greek word for water. It’s one of the cleanest sources of energy, and it’s also the most reliable and least expensive. Alternative Energy Resources: Hydroelectric Dams is a unit study providing multiple notebooking pages, a chart to compare and contrast dams, a construction design project, and an optional field trip experience. 13 page eBook (PDF)
