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一、创设审美情境,引出知识点师:同学们,你们知道什么是宇宙吗?生:文学家说,宇宙是一本没有开头和结尾的小说;艺术家说,宇宙是一部宏大的幻想曲。师:太美了。是你自己想到的吗?生:在一本书里看到的。师:你很细心,又善于积累。生:仰望天空,但见繁星点点,宇宙茫茫,那似盘如玉的月亮,似云如雾的银河,稍纵即逝的流星,引起了人们多少遐想。其实,我们生活的地球也是宇宙中的一颗星,而我们人类也就成了凌空飞翔的“神仙”。师:你真了不起,有如此的想像力。我给同学们带来了一段动画片,想看吗?生:想。师:(播放“浩瀚壮阔的星空世界”视频。2分钟)从刚才的动画片中看到,地球处于不停地运动状态之中,地球的运动产生了许多地理效应,对人类的各种活动有着重要影响。那么,地球到底是怎样运动的呢?——引出知识点:地球运动。
First, to create an aesthetic situation leads to the knowledge point division: Students, you know what is the universe? Health: The writer said the universe is a no beginning and end of the novel; the artist said the universe is a grand fantasia. Teacher: so beautiful. Did you think of it yourself? Student: I saw it in a book. Teacher: You are very careful, but also good at accumulation. Students: Looking up to the sky, but see the stars, the vast universe, it seems like a jade moon, like a cloud like fog, fleeting meteor, caused a lot of people reverie. In fact, the Earth we live in is also a star in the universe, and our human beings have also become “flying gods.” Teacher: You’re amazing, so imaginative. I brought some animation to my classmates and wanted to see it. 2 minutes) From the cartoon just seen, the earth is constantly moving state, the Earth’s movement has produced many geographical effects on human beings Activities have a significant impact. So, what exactly is the earth’s movement? - leads to knowledge: earth movement.