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教材:人民教育出版社高中课程标准实验教科书物理选修3-1第二章第7节时量:15分钟一、教材分析1.本节内容在知识体系中的地位《闭合电路的欧姆定律》是普通高中物理人教版教材选修3-1第二章第7节的内容。本节课是在学习了电源、电动势、串联电路和并联电路、部分电路欧姆定律和焦耳定律基础上进行的,可以说是部分电路欧姆定律的延伸,是分析各种电路(感应
Textbook: People’s Education Press High school curriculum standard experiment textbook physics elective 3-1 Chapter II Section 7 Time: 15 minutes A textbook analysis 1 this section content in the knowledge system “Ohm’s law of closed circuit” is Ordinary High School Physics PEP materials elective 3-1 Chapter II, Section 7 of the content. This lesson is based on the study of power, electromotive force, series and parallel circuits, part of the circuit Ohm’s law and Joule’s law, can be said to be part of the circuit Ohm’s law is extended, is the analysis of various circuits