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化学是一门以实验为基础的自然科学.从提高受教育者的素质这一角度而言,充分发挥实验教学的特长,通过对学生的实验观察力、实验操作能力、实验思维能力以及实事求是、严肃认真的科学态度和科学的学习方法的培养,以提高学生的实验素质显得十分重要.就各方面能力的培养上,教师表演和示范的演示实验尤为重要,它可以用在各种教学环节中.如用在化学概念、化学基本理论的教学,能为学生提供感性知识,启发他们深入思考问题,
Chemistry is an experiment-based natural science.From the perspective of improving the quality of educated people, give full play to the specialty of experimental teaching, through the students’ experimental observation ability, experimental operation ability, experimental thinking ability and seeking truth from facts, Serious and serious scientific attitude and scientific learning methods to improve students’ experimental quality is very important on all aspects of capacity-building, teacher performance and demonstration demonstration experiment is particularly important, it can be used in a variety of teaching links If used in the teaching of chemical concepts and basic chemical theories, it can provide students with perceptual knowledge, inspire them to think deeply about problems,