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问题串教学是教师以一定的教学内容为基础,以教学目标为核心,设置三个或三个以上相互关联的问题,实现师生互动,以促进学生达成教学目标的一种教学方法。本文以问题串教学为基础,以历年高考题(全国卷)为例,对求解空间角作一份习题课的教学设计分析。一、教材分析异面直线所成的角是由两条相交直线所成的角扩充而生成的,当两条异面直线在空间的位置确定后,它们所
Question string teaching is based on a certain teaching content, teaching objectives as the core, setting three or more inter-related issues, to achieve teacher-student interaction, in order to promote students to achieve the teaching goal of a teaching method. Based on the question string teaching, taking the college entrance examination questions (National Volume) as an example, this article analyzes the teaching design of a solution to space angle. First, the analysis of textbooks Heterogeneous angle formed by the angle of two intersecting lines generated by the expansion of the angle, when the two different lines in a straight line after the location of space, they