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在有的物理问题中,由于某些物理条件的不确定性,导致问题的结果也出现多种可能。这种类型的题对学生而言,难度较大。对于这类要求较高的题目,应指导学生仔细审题,仔细分析、全面考虑,多想想各种可能情况,多问一次“还有别的可能吗”?力求使解答做到完整严密。下面作一简单归类分析。
In some physical problems, due to the uncertainty of certain physical conditions, the results of the problem also have many possibilities. This type of question is more difficult for students. For such high-demanding topics, students should be instructed to carefully examine questions, analyze them carefully, consider them comprehensively, think more about possible situations, ask once more “is there anything else possible?” and try to make the answers complete and rigorous. Below is a simple categorization analysis.