习题教学是物理教学的重要组成部分,其重要作用勿须多费笔墨。然而,在习题教学中存在值得关注的问题是:用笔写出来的答案貌似滴水不漏,而拿到实践中检验的结论却是此路不通!现借贵刊一角,对某版教科书或“教辅资料”中的几道热学题的探究结论简介如下,以期跟同 Exercises Teaching is an important part of physics teaching, its important role need not waste ink. However, there are issues worthy of attention in the exercise of teaching: the pen-like answer looks like a drip, but the conclusion of practice test is that it is not possible to do so! Secondary data "in a few hot topics exploration conclusion is as follows, with the same reason