题目

英语翻译
1.What are the primary advantages of the metric system of units over the older English system of units?Explain.
2.Is an object that has a temperature of 0 oC hotter than,colder than,or at the same temperature as one that has a temperature of 0 oF?Explain.
3.Is it possible for the internal energy of a system to be greater than the kinetic energy of the molecules and atoms making up the system?Explain.
4.A starter’s pistol is fired at the beginning of a race.If you are at the other end of the track,which will you perceive first,the sound of the pistol or the flash associated with its firing?Explain.
5.Is it possible for sound waves to travel through a vacuum?Explain

提问时间：2021-01-18

答案

与英制单位相比,公制单位主要有哪些优点?请解释.一个0摄氏度的物体比一个0华氏度的物体温度高?低?或是一样?请解释.答：0摄氏度的物体的温度高,华氏度 = 32 + 摄氏度 × 1.8 系统的内能是否比组成系统的分子和原...