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长期以来,“一支粉笔一张嘴”的传统的教学方法,使化学课堂教学不能激发和维持学生学习化学的兴趣,不能更好地提高教学质量,以至造成了学生学习兴趣淡化甚至厌学。要改变这一现状,就要改革和优化教学手段。而伴随着我国电子信息技术和现代传媒科技的飞速发展,现代教育技术——信息技术教学走进了课堂。辅助教学手段的运用,就是为实现这一目标服务的。运用电教媒体的图形、动画、声音等多维集成效应,
For a long time, the traditional teaching method of “a piece of chalk and a mouth” made it impossible for chemistry class teaching to stimulate and maintain students ’interest in chemistry and did not improve the quality of teaching as well as causing students’ interest in learning to dilute or even weariness . To change this situation, we must reform and optimize teaching methods. With the rapid development of China’s electronic information technology and modern media science and technology, modern educational technology - information technology teaching into the classroom. The use of auxiliary teaching methods is to serve this goal. Use of audio-visual media, graphics, animation, sound and other multi-dimensional integration effect,