阅读下列材料，回答问题。 1905年爱因斯坦发表《论动体的电动力_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题材料题

阅读下列材料，回答问题。

1905年爱因斯坦发表《论动体的电动力学》，为物理学的发展带来了革命性的变化。为纪念这一成果诞生100周年，2005年被定为世界物理年。

（1）19世纪以来物理学取得了巨大成就。结合所学知识，完成下面表格。


图一
图二杨利伟

（2）新中国成立后，物理学理论的应用推动了中国国防和空间科技的发展。图一、图二反映了我国哪两大科技成就？________________________________________________________________________________20世纪初，爱因斯坦提出的物理学理论为核开发提供了理论依据。……爱因斯坦得知美国向广岛和长崎投下原子弹，平民伤亡惨重时，感到非常痛心。他说，致信罗斯福提议研制核武器，是自己一生最大的错误和遗憾。他甚至懊悔当初从事科研，“早知如此，我宁可当个修表匠。” （3）就科技发展对人类社会的影响，简要谈谈你的看法。________________________________________________________________________________

答案

（1）牛顿——经典力学；爱因斯坦——相对论和光的量子理论；普朗克——量子假说。

（2）1964年中国第一颗原子弹试爆成功。2003年中国“神舟5号”宇宙飞船发射成功。

（3）科技的发展，极大地促进了人类社会的发展和进步，也显露出其某些负面效应。

完形填空

完形填空：（共20小题；每小题1．5分，满分30分）
In history,a real cowboy was a simple farm worker on horseback．He spent a long time a day outdoors working with cows．The work was dirty,tiring and not very well paid．
People in the western states had to __36__ cattle at low cost and send them by railway to the eastern __37__．But someone had to __38__ the cattle and get them to the nearest railroad．This was the job of a cowboy．Sometimes the __39__ was more than a thousand kilometers away and it could take as __40__ as six months to move the cattle．The __41__ was long but the cattle were driven __42__ as not to lose __43__．Then they could be sold at a good price．
Most cowboys were young, __44__ men．A good horse _45__ their job of moving cattle much easier．A good cowboy __46__ cows and knew how to control them．At night,he __47__ to the cows to keep them calm．
In the late 1800s,America was changing from a nation of farm to one of __48__ and cities．The cowboy seemed __49__ compared with other Americans doing ordinary jobs．
Today,the __50__ of cowboys has __51__ greatly．One change is the use of trucks．The job is not so hard __52__ it used to be．And cowboys are better __53__ now．They are _54__ to be married．Some of them are farmers or teachers or truck drivers．Some work for big companies．
__55__ at night and on weekends,they become cowboys．These part-time cowboys increase the total production of meat,keeping the beef price low．

判断题

热继电器在井下作为过电压保护装置。（）