有效创境设疑,提升化学课堂实效

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实践表明,化学课堂教学中有效创境设疑,是激发学习兴趣、启发学习思维,提升课堂教学效率的重要途径.一、在媒体技术的运用中创境设疑在化学课堂中,教者结合网络资源,在运用媒体辅助展现教学内容时创设问题情境,不仅能激发学生的兴趣,而且能帮助学生理解抽象概念,透过表象认识事物的本质,促发学习思维.
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