浅谈习题教学中的几种破题方法

• 作 者: 方根保
• 机 构: 安徽当涂县丹阳中学 243121
• 出 处: 物理教师
• 发表日期: 1996年03期
• 关键词: 习题教学 解题能力 隐含条件 无从入手 带电导体 整体法 平抛运动 细绳 听齿 电场力

“上课能听懂,做题就发懵。”这是大多数学生对学习物理的通病,对一些习题苦思冥想还是无从下手,然而经教师稍作点拨,便茅塞顿开。这多半是因为缺少应用物理知识解决物理问题的技能和技巧。因此,在习题教学中,传授给学生一些解破习题的方法,有效提高学生解题能力是很必要的。下面谈谈几种常见的破题方法。

“Class can understand and do it when you do it.” This is a common problem that most students are learning about physics. It is impossible for them to think hard about some exercises. However, when the teacher makes a few calls, it will be awkward. This is mostly due to the lack of skills and techniques to apply physical knowledge to solve physical problems. Therefore, in the exercise of teaching, it is necessary to impart to the students some methods to solve their problems and effectively improve their ability to solve problems. Here are some common ways to break things.