放学了,雨还在下,同学们聚在教室门口观雨。小明对大家说:“嘿!我发现一个秘密,从屋檐流下的雨滴,不论大小,速度都越来越快,都同时落地!”小栋笑了:“这也算发现?伽利略早就证明了,四百多年前,他在比萨斜塔上扔下两个重量不同的铁球,同时着地。语文课本第七册介绍了这个知识,上面讲得清清楚楚!”爱动脑筋的小光却迟疑地说:“你们仔细看,我总觉得从天上降下 After school, the rain was still falling, and the students gathered in the classroom to watch the rain. Xiao Ming said to everyone: “Oh! I found a secret. The raindrops shed from the eaves, both large and small, are getting faster and faster. They all landed at the same time!” Xiaodong laughed. “This is also found? Galileo proved to be long ago. Four hundred years ago, he dropped two iron balls of different weights on the Leaning Tower of Pisa, and landed at the same time. The seventh volume of Chinese textbooks introduces this knowledge. The above is clear! Hesitantly said: ”You look carefully, I always feel that I have descended from heaven.