从一定意义上说来,物理教学活动的本质就是思维活动,在教学过程中对学生的思维发展给予及时的引导和点拨,这正是教师主导作用的重要体现。为此在教学中一定要做到充分开放思维过程,并在此基础上,对学生进行有效的思维训练,不断提高他们的科学思维能力和水平。一般来说课堂教学活动主要由三个重要因素组成——学生(教学的主体)、教师(教学的引导)和教学资源(教学的中介)。与此 In a certain sense, the essence of physical teaching activities is thinking activities, giving timely guidance and guidance to students’ thinking and development during the teaching process. This is an important manifestation of the leading role of teachers. Therefore, in teaching, we must fully open up the process of thinking, and on this basis, we should train our students in effective thinking and improve their ability and level of scientific thinking. In general, classroom teaching activities are mainly composed of three important factors - students (the main body of teaching), teachers (teaching guidance) and teaching resources (teaching intermediary). With this