初中学生正处于兴趣广泛、求知欲旺盛的时期,教师如果从化学课的起始段就注意激发和培养学生对化学学习的兴趣,并因势利导,使学生把兴趣转化成乐趣,进而转化成志趣,就能保持学生对化学学习经久不衰的求知欲。化学是一门以实验为基础的学科,它通过教师演示实验或组织学生亲手实验操作,能把书本知识由微观变为宏 Junior high school students are in a period of widespread interest and strong curiosity. If teachers pay attention to stimulating and cultivating students ’interest in chemistry learning from the initial stage of chemistry class and make the best use of them, they can turn students’ interest into pleasure and then into fun, Will be able to keep the students thirst for curiosity in chemistry learning. Chemistry is an experiment-based discipline that enables teachers to experiment with experiments or organize hands-on experiments with students to change the book knowledge from micro to macro