《科学课程标准》指出科学探究应成为科学学习的主要方式。而科学探究活动的顺利实施要有相应的主客观条件。主观条件之一:学生具有研究的热情,这一点在教学中早已被证实,每一位学生都是一个出色的研究者;主观条件之二:教师具有高超的教学技巧、丰富的科学知识储备、不断进取的 The Science Curriculum Standard states that scientific inquiry should be the primary form of scientific learning. The successful implementation of scientific inquiry activities should have the corresponding subjective and objective conditions. One of the subjective conditions: students have the enthusiasm of the study, which has long been confirmed in teaching, every student is an excellent researcher; subjective conditions two: the teacher has superb teaching skills, a wealth of scientific knowledge reserves, Keep making progress