物理解题是一个复杂的信息处理过程,解题者必须经过检索提取、沟通加工、反馈输出等一系列的心理操作。批判性思维是指思维活动中估计思维材料和检查思维过程的智力品质,它具有分析性、策略性、全面性、独立性、正确性等特点。下面我们结合一个实例来分析批判性思维在物理解题中的作用。例题:如图1,质量为m的小球以水平速度射向一个滑块,迎着小球的滑块横截面是四分之一圆弧面,半径为 The matter understanding problem is a complex information processing process. The problem solver must go through a series of psychological operations such as retrieval, communication processing, feedback output, and so on. Critical thinking refers to the intellectual quality of thinking materials and the process of checking thinking in thinking activities. It is analytical, strategic, comprehensive, independent, and correct. Below we combine an example to analyze the role of critical thinking in physical understanding. Example: As shown in Fig. 1, a ball with a mass of m strikes a slider at a horizontal speed. The cross-section of the slider facing the ball is a quarter-arc surface with a radius of