The activities in this book reinforce basic concepts in the study of ecology, including the water cycle, dependence on energy from the Sun, photosynthesis, food chains and webs, and biomes. General background information, suggested activities, questions for discussion, and answers are included. Encourage students to keep completed pages in a folder or notebook for further [...]

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Parent’s Choice Silver Honors 2006! Solar Powered Technology in Action! In one way or another, almost every form of energy we use originates as energy from the Sun. This workshop explores the topic of solar energy, focusing on photovoltaic cells. Building 12 models and conducting 30 [...]

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A straight-talking book tells grid-connected homeowners how to use free energy from the sun and wind to reduce or even eliminate their electric bills, and what to expect from this independent, thoughtful lifestyle. Whether you live in the sun-soaked Southwest, or windy North Dakota, alternative energy has come of age with affordable modern technology. [...]

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