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8、的(区别于“人工、人造”)。 根据不同事物的特点,在认识上加以区别。 心里不沉着,动作忙乱。 带路的人。,A.天然 B.慌张 C.向导 D.辨别,A,D,B,C,词语解释,整体感知,本文以诗歌的形式讲述了在野外迷路后辨别方向的 方法。,四种,太阳,北极星,大树,积雪,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才
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10、路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,要是你在野外迷了路, 可千万别慌张。 大自然有很多天然的指南针, 会帮助你辨别方向。,课文解读,指南针:一种判别方位的简单仪器。指南针的前身是中国古代四大发明之一的司南。主要组成部分是一根装在轴上可以自由转动的磁针,磁针在地磁场作用下能保持在磁子午线的切线方向上,磁针的北极指向地理的北极,利用这一性能可以辨别方向。常用于航海、大地
11、测量、旅行及军事等方面。,知识备查,古代的司南,指南针,大自然中的“天然的指南针”是怎样帮助人们辨别方向的呢?轻声读课文第2-5小节,然后在小组里讨论。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
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13、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,太阳是个忠实的向导, 它在天空给你指点方向。,忠实,向导,请同学们结合生活实际说一说太阳是如何给我们指点方向的?,清晨,傍晚,东,西,太阳是个忠实的向导,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元
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