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能源、材料和信息并列为现代文明和生活的三大支柱,而材料又是能源和信息的基础。材料的应用和发展与人类文明进步紧密相关。因此在中考中,此类题目也是必考的重点内容。关于材料问题的题型,从考查内容和考查形式等可以分为以下几种。一、各种材料判断的考查化学材料在生活中应用越来越广泛,有关材料种类的判断也在中考题中频频出现。此类问题要注意联系生活进行准确判断。
Energy, materials and information are tied together as the three pillars of modern civilization and life, and materials are the basis of energy and information. The application and development of materials are closely related to the progress of human civilization. Therefore, in the senior high school entrance examination, such topics are also the key content of the exam. Questions on the type of material, from the test content and test forms can be divided into the following categories. First, a variety of materials to determine the test Chemical materials in the life of more and more widely used to determine the types of materials are also frequently appear in the exam. Such problems should pay attention to contact life accurate judgment.