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海陆变迁是继认识地球、了解地球上的海洋和陆地及其地形特征之后的又一基础自然地理知识,为使学生更好地感受和掌握海陆变迁的真实情景,我们选择网络多媒体教学环境,利用多媒体演示手段使之完全动态化,使学生从感性认识上升到理性认识。一、教学目标知识与技能:了解地球表面形态处于不断运动和变化之中;了解大陆漂移假说和板块构造学说观点;掌握地震和火山爆发的相关知识。过程与方法:通过课前预习,初步了解本课
The change of land and sea is another basic natural geography knowledge after understanding the Earth and understanding the earth’s sea and land and its topographical features. In order to make students feel and grasp the real situation of land-sea change better, we choose the network multimedia teaching environment, Multimedia presentation makes it completely dynamic, so that students from perceptual awareness rose to rational understanding. First, the teaching objectives Knowledge and skills: to understand the earth’s surface morphology in the ongoing movement and changes in understanding of the continental drift hypothesis and plate tectonics theory; master the knowledge of earthquakes and volcanic eruptions. Process and methods: Through pre-class preview, a preliminary understanding of this lesson