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化学是以实验为基础的一门自然科学,学习化学的主要方式是进行科学探究,而科学探究的主要方式是进行化学实验,对化学实验的设计和改进是培养学生动手动脑能力的重要途径。现将几个常见的化学实验改进如下。一、分子之间有间隔实验的改进人教版义务教育课程标准实验教科书化学(?
Chemistry is a natural science based on experiments. The main method of learning chemistry is to conduct scientific inquiry, and the main way of scientific inquiry is to carry out chemical experiments. The design and improvement of chemical experiments is an important way to cultivate students’ brain abilities. Several common chemical experiments are now improved as follows. First, the interval between the molecules to improve the experimental version of compulsory education compulsory education curriculum standard textbook chemistry (?