论文部分内容阅读
课间,三位同学走到教学楼楼梯间。一位同学说最近发现了一个有趣的现象,就是用竹签扎吹大的气球的尾部和顶部,气球都不会爆炸。另一位同学却不相信。于是第三位同学说:“万事皆有可能,让我们做个小实验来探究其中的奥秘吧!”提出问题:我们都认为吹大的气球一碰到尖锐的器物就会爆炸,但是有的同学却发现并非如此,这是真的吗?实验器材:气球、细竹签、薄纸片、水盆。实验过程及现象:(1)将一只
During class, three classmates went to the teaching building staircase. One of my classmates recently discovered an interesting phenomenon, that is, using bamboo sticks to blow the tail and top of a large balloon, the balloon will not explode. Another classmate did not believe it. Then a third classmate said: “Everything is possible, let’s do a little experiment to explore the mystery!” Ask the question: We all think that when a big balloon blows on a sharp object, it explodes, but Some students found that is not the case, is this true? Experimental equipment: balloons, thin bamboo sign, thin paper, water basin. Experimental process and the phenomenon: (1) will be a