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初中科学中,实验有解决问题和领悟科学概念和现象等作用,所以在新课的教学中运用很广泛.实验的用途可分为探究性的实验和验证性的实验,无论那一种功能,在初中科学的教学中都有一定的地位和作用.可是在复习课中实验应用得很少,有些教师基本不用,这是由于复习课的特点所决定的,因为复习课往往定位在学生已经了解或掌握教学内容的基础上,进行条理化和深化,因此一般是采用以题海战术为主导,理清概
In junior high school science, experiment has the function of solving problems and comprehending the concepts and phenomena of science, so it is widely used in the teaching of new course.The purpose of experiment can be divided into exploratory experiment and confirmatory experiment, no matter which kind of function, In junior high school science teaching has a certain status and role.However, the experiment in the reviewing class is rarely used, some teachers basically do not need, this is due to the characteristics of the review class, because the review class is often located in the students already understand Or grasp the teaching content, based on the orderly and deepening, it is generally used to take the sea tactics as the guide to sort out