本节课是北京第二届初中“课程德育”说课展示课《水的净化》。教学过程的设计,内容条理清晰,结构紧凑合理。通过探究活动,引导学生归纳总结学习水的净化方法——沉淀,过滤,吸附,消毒以及每一步的作用。教学过程中紧扣“母亲水窖”社会热点问题,既渗透节约用水的思想,又为学生自制简易净水器埋下伏笔。进一步体会到化学对改善我们生活的重要性,体会化学知识的价值。 This class is Beijing second junior high school “moral education ” said class show class “water purification.” Teaching process design, content clear, compact structure and reasonable. Through inquiry activities, students are guided to summarize and study the purification methods of water - precipitation, filtration, adsorption, disinfection and the role of each step. Closely linked to the teaching process “mother cellar ” social issues, not only infiltrating the idea of ​​saving water, but also for students to prepare simple water purifier foreshadowed. Further understanding of the importance of chemistry to improve our lives and appreciate the value of chemical knowledge.