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1、ideological and theoretical qualities and practical working ability, and strive to build a contingent of league cadres with positive work style and high quality. Hold a regular meeting of the party secretary every fortnightly, arrange the work of the regiment, feedback the student information. Focus
2、 on training junior high school, junior high school secretary of the regiment branch to enable them to raise A firm political conviction, diligent and diligent learning spirit and practical and innovative work style.11.1 走进微观1.教学目标：能简单说明物质是由分子和原子组成的，了解分子运动理论的基本观点。了解原子的核式模型，大致了解人类探索微观世界的历程，并认识到这种探索将不
3、断深入。对物质世界从微观到宏观的尺度有大致的数量级的概念。2.教材分析：本节的重点是物质是由分子和原子组成的，原子的核式结构模型。本节的难点是学生对微观世界“小”的概念的建立和探索微观世界的科学方法的形成过程。3.课时安排：1课时4.教学准备：挂图，VCD片5.教学设计6.板书设计教师活动学生活动说 明我们生活在辽阔的宇宙中，宇宙到底有多大？又是由什么东西组成？空气到底由什么物质组成？从今天起，我们学习11.1 走进微观 (板书)让学生看书“物质的组成”1.物质是由什么组成的？2.为什么说分子是组成物质的最小微粒？3.第一位提出分子的人是谁？4.1cm3的水中含有3.341022个水分子，你能
4、感悟到分子的大小吗？指导学生阅读“微观粒子”1.原子是由什么构成的？2.原子核由什么构成的？抓住原子结构的核式结构认识到这种结构非常牢固。带着问题阅读教材，思考。学生回答。让学生小结完成作业看书分子讨论回答：很小阅读原子核和电子质子和中子1.你知道哪些微观粒子？2.这些粒子的大小顺序你能知道吗？3.人们现在用什么方法发现了更小的粒子？总结计算课后题目做同步训练引入课题自主学习认识原子结构，知道原子由原子核和电子组成，了解原子核由质子、中子组成。巩固练习Strengthen the team connection, strengthen the knowledge education among
5、 the students (especially the first grade students), and promote the formation of good school spirit with the influence of the league members. All League branches should start with recommending outstanding students as the development objects of the League, take amateur league schools as the basis, c
6、onscientiously do a good job in the work of pre-league education, league membership education, League members vanguard exemplary consciousness education, excellent league members education, etc. Under the premise of ensuring the quality, the development quantity of league members will increase stead
7、ily, and the ranks of league members in middle schools will be strengthened constantly. It is planned to develop a group of new league members in April and mid-October.2. Carry out the regular meeting system of the League branch, and strengthen the ideological accomplishment and the training work in
8、 the field of business. League cadres are the backbone of the work of the League, and their quality directly affects the quality of the work. Therefore, they plan to use their extracurricular activities on Wednesday to open special training and other forms of study activities. To help the regiment cadres improve their ideological quality and professional skills, improve their1