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发表于2024-08-26
Magnetism pdf epub mobi txt 電子書 下載 2024
Full of easy-to-do experiments and descriptive illustrations, each book in the series focuses on a certain aspect of science. From magnetism and electricity to chemical reactions, the inventive experiments help transform complicated theories and concepts into easily understood ideas. Supports the national science education standards Unifying Concepts and Processes: Systems, Order, and Organization; Unifying Concepts and Processes: Evidence, Models, and Explanation; Unifying Concepts and Processes: Constancy, Change, and Measurement; Unifying Concepts and Processes: Form and Function; Science as Inquiry; and Physical Science as outlined by the National Academics of Science and endorsed by the National Science Teachers Association. Why do some metal objects stick to magnets? What makes the needle of a compass move? How do birds know what direction to fly when they migrate? You'll discover the answers to these questions and more through easy experiments and colorful illustrations.
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Magnetism pdf epub mobi txt 電子書 下載 2024