新课程改革实施以来,出了许多不同版本的新教材,亮点很多,其中之一就是教材由“教”向“学”转化,新教材中概念的介绍,大多从提出问题开始.“递进设问”教法:是教师为达成教学目标,从设计学生熟悉而简单的物理情境开始,逐步改变物理情境,推出难度递进的相关问题,引导学生动脑解决,从而克服教学难点、完成各项教学任务的教法.“递进设问”学法:学生是从回答简单的问题开始,随物理情境的改变,及时发现问题、解决问题,整个学习过程,充满思维挑战,在解决问题、获得知识的同时,享受成功乐趣的学法. Since the implementation of the new curriculum reform, many different versions of new textbooks have been published with many bright spots. One of them is that teaching materials are transformed from teaching to learning, most of which are introduced from the point of view of asking questions. “Progressive questioning ” teaching method: To achieve the goal of teaching, teachers should start with designing students’ familiar and simple physical situations, gradually change the physical situation, introduce relevant problems of gradual progress, guide students to solve their problems and overcome the problems of teaching Difficulties to complete the teaching task of teaching. “Progressive questioning ” learning method: Students from the simple answer to the question, with the change of the physical situation, the timely detection of problems, problem solving, the entire learning process, full of thinking Challenge, learn the fun of success while solving problems and gaining knowledge.