“3+Ｘ”高考命题的指导思想之一是向联系实际问题的方向发展 ,考查学生学以致用的能力素质 .这类问题不同于以往的纯粹的物理运算题 ,它需要学生把实际问题转化成物理模型来寻求解决方法 .以下是几个实际问题的物理模型转化例析 .1　跳水运动的物理模型应该说 ,学生对跳水运动 One of the guiding ideology of the “3+X” college entrance examination proposition is to develop in the direction of linking practical problems and to examine students’ ability to apply what they have learned. This type of problem is different from previous purely physical computing problems. It requires students to convert practical problems into practical problems. Into a physical model to find a solution. The following are examples of physical model transformations for several practical problems.1 Physical model of diving sports It should be said that students are engaged in diving.