设疑、解疑是物理教学中常用的一种教学方法,设疑的趣味性直接关系到学生对所提问题思考和回答的积极性。设疑的着眼点放在何处,我认为可以从以下几点来考虑。一、从物理事件叙述入手,增加设疑的趣味性历史上有很多有趣的物理事件,借助于事件的叙述,不仅可以增长同学们的知识,同时可以激发学习新知识的兴趣。例如,在讲授“共振”内容时,通过俄国士兵齐步过桥使桥倒塌一事的叙述,进行设疑,引出策动 Questioning and doubting are common teaching methods in physics teaching. The interest in questioning is directly related to students’ enthusiasm for thinking and answering questions raised. Where do I set the focus of my doubt? I think it can be considered from the following points. I. Starting with the narration of physical events, increasing the interest of doubting There are many interesting physical events in the history. With the narrative of events, not only can the students’ knowledge be increased, but also the interest in learning new knowledge can be stimulated. For example, when teaching the content of “resonance,” the narration of the collapse of the bridge by Russian soldiers walking across the bridge led to questioning and inspiration.