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Water Power

Christine Petersen

出版	Children's Press, 2004
主題	Juvenile Nonfiction / GeneralJuvenile Nonfiction / Science & Nature / Earth Sciences / Water (Oceans, Lakes, etc.)Juvenile Nonfiction / Science & Nature / Environmental Science & Ecosystems
ISBN	05162280809780516228082
URL	http://books.google.com.hk/books?id=p5rlZIt-QU8C&hl=&source=gbs_api

註釋

NATIONAL STANDARDS: National Science Standards, Grades K-4- Physical Science: II. Content Standard B- Materials can exist in different states--solid, liquid, and gas. Some common materials, such as water, can be changed from one state to another by heating or cooling.- Earth and Space Science: IV. Content Standard D- The surface of the earth changes as a result of erosion, weathering, etc.