科学离我们从来不远,它无处不在,比如,厨房以及妈妈辛勤的汗水中。以往都是妈妈教我们,现在我们学会了更多的知识,我们也可以回家将我们学会的科学知识说给妈妈听。巧用热水开瓶盖科学点击青青从容不迫地把米酒瓶倒放在碗里,在碗里加入热水,过了一会儿,再拿出瓶子,轻轻一拧,就打开了。物体遇热膨胀,瓶体瓶盖也一样。由于玻 Science is not far from us, it is everywhere, for example, in the sweat of the kitchen and mother. In the past, my mom taught us that now we have learned more knowledge and we can also go home and tell our mother the scientific knowledge we learned. Clever use of hot water to open the cap science Click on the green leisurely pour the rice wine bottle in the bowl, add hot water in the bowl, after a while, then took out the bottle, gently twist to open. Objects are subject to thermal expansion, the same bottle cap. Due to glass