题目

DTo what degree can a computer achieve intelligence (智力)? The answer to this question may lie in a newly-developed US computer program called Smarter Child and the Internet．If you ran into Smarter Child online , you would be surprised at this kid’s huge memory．It can recite many facts． For example , Smarter Child knows every baseball player in every team this season．He knows every word in the dictionary and the weather in every major city areas across the US．However , if you ask Smarter Child other questions , you get stranger answers．A question about Smarter Child’s age re将两个相同质量的糖块分别放入相同质量的冷水和热水中，相同时间后品尝，发现水都变甜了，且热水更甜些。请说出产生这种现象的两种原因：①___________；②___________。