第一课时一、教学目标1.知识与技能:(1)使学生理解原电池的概念和原理。(2)通过实验引导学生探究形成原电池的条件(3)提高学生实验能力,思维能力和创造能力。2.情感态度与价值观:(1)通过介绍原电池原理和一系列实验的探究,激发学生学习化学兴趣。 First class hours, teaching objectives 1 knowledge and skills: (1) to enable students to understand the concept and principle of the original battery. (2) through experiments to guide students explore the formation of the original battery conditions (3) to improve students’ ability to experiment, thinking and creativity. 2. Emotional attitudes and values: (1) By introducing the principle of the primary battery and a series of experiments to stimulate students to learn chemical interest.