Catalog Search Results
Author
Language
English
Description
Presents a selection of facts about how water can be used to produce power. Highlights the history of hydropower, the present way it's utilized, and what the future could hold for this alternative energy source. Includes statistics, resources for further information, a glossary, diagrams, and color photographs.
3) Energy
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English
Description
Find out about potential energy and kinetic energy. How does heat move from one substance to another? Why is renewable energy so important? Includes three simple activities or experiments to try.
Author
Language
English
Description
"Take a look at this solar-powered house. Do you see the black rectangles on the roof? They turn energy from the sun into electricity. Using solar power helps keep Earth clean. Look inside to learn more about solar power, and other kinds of clean energy"--Publisher description.
13) Ocean energy
Author
Language
English
Description
"Throughout the world's oceans, the tides are always in motion. In Ocean Energy, learn how scientists harness this motion to generate clean electricity, discover where ocean energy is being used today, and explore what the future of this technology may hold. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject"--Publisher's description.
19) Solar energy
Author
Language
English
Description
"For the past few centuries, fossil fuels have generated most of our world's energy. But these fuels pollute the environment, and they will eventually run out. Today, scientists are developing cleaner and more sustainable sources of power. Alternative Energy examines several of these promising technologies, as well as the science behind them. Learn how the energy sources of the future can change our world for the better."--Publisher's description....
20) Renewing energy
Author
Language
English
Description
Explores what energy is, sources of energy including fossil fuels as well as alternatives, the environmental impact of using different forms of energy, and how people can conserve energy.