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物理问题的唯一性和可能性,是指题设条件和研究结果存在的唯一性和解答结果多种可能性。这是一类训练发散性思维的好题,要求我们思维方向既要正向专一,又会多向扩散。既要看问题敏锐深刻,又要多维广阔。所以,解答时必须深思熟虑,讨论研究,才能保证正确无误。下面就这类问题的几种情况作个探讨分析。
The uniqueness and possibility of physical problems refer to the uniqueness of the conditions and the existence of research results and the multiple possibilities of answering the results. This is a good topic for training divergent thinking. It requires us to think in a direction that is both positive and specific. It will also spread in many directions. It is necessary to look at the issue with keenness and profoundness, and it must be multidimensional and broad. Therefore, we must consider carefully when we answer, discuss and study, and we can ensure correctness. The following is a discussion and analysis of these situations.