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意外的实验失败,活跃了课堂气氛、激发了学生的强烈好奇心,收到了意想不到的效果,达到了良好的教学效果。示范型的实验,一方面要传播知识,另一方面还要培养学生实事求是的科学态度。实验总是避免不了失败,总是伴随着大量新情况的产生。作为教学者,除了要注意改进实验教学方法,更要善于搜集和汇总这些课堂上的非正常现象,进行冷静理性的分析和思考,将这些失败的因素从量的积累完成质的飞跃,将不利的因素化为有利的条件,体现科学的精神,实事求是的科学态度,最终换来实验教学的成功。
Unexpected experiment failed, active classroom atmosphere, inspired the students’ curiosity, received unexpected results, achieved a good teaching effect. Demonstrative experiment, on the one hand to spread knowledge, on the other hand but also to develop students’ scientific attitude of seeking truth from facts. Experiments can not always fail, always accompanied by a large number of new situations. As a teacher, in addition to pay attention to improving the experimental teaching methods, but also be good at collecting and collecting these abnormal phenomena in the classroom, calm and rational analysis and reflection, the failure of these factors from the accumulation of mass completion of a qualitative leap forward, will be detrimental Of the factors into favorable conditions, reflecting the scientific spirit, seeking a scientific attitude of seeking truth from facts, and ultimately the success of experimental teaching.