“求木之长者，必固其根本；欲流之远者，必浚其源泉．”要学好物理，教材是根本、是基础．初中物理教材有大量的概念和规律，并设计了许多相对应的图示、实验、实例帮助理解与应用．同学们要根据教材的特点，读好教材，读懂教材，充分发挥教材的潜在功能，从而掌握教材中的物 “For those who seek wood, they must be fundamental; if one wants to flow away, one must use its source.” To learn physics, teaching materials are fundamental and fundamental. There are a large number of concepts and laws in junior high school physics textbooks, and many corresponding icons, experiments, and examples are designed to help understanding and application. According to the characteristics of the teaching materials, the students must read the textbooks, read the textbooks, and make full use of the potential functions of the textbooks in order to master the materials in the textbooks.