Are some pennies denser than others? Does heat have weight? How can we calculate the energy released when steam condenses? Using easy-to-find materials and the scientific method, student scientists can learn the answers to these questions and more. For students interested in competing in science fairs, the book contains great suggestions and ideas for further experiments.
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语言 英语 ● 格式 PDF ● 网页 160 ● ISBN 9780766055469 ● 出版者 Enslow Publishing, LLC ● 发布时间 2010 ● 下载 3 时 ● 货币 EUR ● ID 8663467 ● 复制保护 Adobe DRM
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