焦耳定律（教案）执教人：湖北省黄冈中学徐辉评议人：湖北大学物理系陈智慧教学目的在观察实验的基础上引出焦耳定律，理解焦耳定律的内容、公式、单位及其应用．在教学中注意对学生进行研究方法（控制变量法）的培养．使学生通过对英国物理学家焦耳的了解，受到其刻苦钻... Joule’s Law (teaching) coach: Xu Hui, Huanggang Middle School, Hubei Province Commentator: Department of Physics, Hubei University, Chen Zhizhi aims to introduce Joule’s law on the basis of observational experiments, and to understand the contents, formulas, units, and applications of Joule’s law. In the teaching, pay attention to the student’s research method (control variable method) training. So that students through their understanding of Joule, a British physicist, have been hard at work...