一、抓好入门教育物理是初中二年级的一门新学科,这对刚接触这门课的学生来说,往往有一种新鲜感。许多学生对此学科表现出极大的兴趣,但这种兴趣仅仅是停留在表面的一种新奇,如果教师不及时引导、深化,这段“热”的时间是短暂的。这就要求在上序言课时,要认真设计教案,上好第一堂课。比如通过演示“哪只蜡烛先熄灭”“三棱镜分解白光”“纸盒烧开水”“被纸片封闭在倒转的玻璃杯中的水不会流出来”“隔掌吸 First, do a good job Getting started Physics is a sophomore in junior high school a new discipline, which just came into contact with this course students, there is often a sense of freshness. Many students show great interest in this subject, but this interest is only a novelty that stays on the surface. If the teacher does not guide and deepen in time, this ”hot“ time is short. This requires that in the last preaching class, we must seriously design lesson plans, a good first class. For example, by demonstrating ”which candle first extinguished “ ”prism split white “ ”carton boil water “ ”the water enclosed by the paper in the inverted glass will not flow out Palm to suck