您所在的当前位置：初中物理试题 >

物态变化

> 室内有两支同样的水银温度计相距不远，但其中一支玻璃泡包有湿纱布，则（） A．两支温度计的读数一样 B．液体蒸发要吸热，所以包湿纱布的温度计读数大 C．液体蒸发吸热具有致冷的作用，所以包有纱布的温度计读数小 D．无法判断

问题：

发布时间：2024-09-07

室内有两支同样的水银温度计相距不远，但其中一支玻璃泡包有湿纱布，则（）
A．两支温度计的读数一样
B．液体蒸发要吸热，所以包湿纱布的温度计读数大
C．液体蒸发吸热具有致冷的作用，所以包有纱布的温度计读数小
D．无法判断

参考答案：

提问用户：0u***MG8

可能感兴趣的题目：

1 When I was in my first year of middle school, my father died. And my mother was ill just after I got into the high school. I had to 1 going to school because my mother had no money to pay my school bills. We began to work in people’s gardens to save up money for me to go back to school. Finally I returned to school. 2 my mother _ _3 the next year. And my world went dark. I asked my headmaster if I could work for the 4 this summer vacation, so I could pay my bills. He was a nice man and let me work in the school garden during the 5 . I can’t study well because of my mother’s death. At the end of my second year, I didn’t 6 most of my exams and the teacher told me I had to repeat the year. After _7 summer working in the school garden, I went 8 to lessons again. But suddenly I fell ill. Because of my disease (疾病) I was 9 and couldn’t work at school. I was hopeless(无望的). My headmaster told me not to give up. And my teachers and classmates 10 me a lot. Now, I’m feeling better and will finish my third year. My life is still not 11 . A few students laugh at my poor clothes. They also call me “farmer” because I work in the school garden. But I 12 hard days will always be followed by sunshine. 小题1: A．stop B．start C．keep D．finish 小题2: A．and B．but C．so D．although 小题3: A．go B．die C．gone D．died 小题4: A．school B．zoo C．park D．museum 小题5:A afternoon B year C. weekends D. holidays 小题6: A．pass B．take C．have D．give 小题7:.A .others B. the other C another D other 小题8: A．along B．back C．down D．up 小题9:A fine B weak C healthy D strong 小题10: A．helped B．gave C．worried D．taught 小题11: A．terrible B．hard C．easy D．difficult 小题12: A．find B．makes C．thinks D．believe
2 如图所示装置为实验室制取二氧化碳的装置图，其中有三处错误，请指出并加以改正。（1） __________________。（2）__________________ 。（3）__________________。
3 (本题满分14分) 已知角的顶点在原点，始边与轴的正半轴重合，终边经过点 . （Ⅰ）求的值；（Ⅱ）若函数，求函数在区间上的取值范围．
4 填空（2分）小题1:《子夜》中吴老太爷的“护身法宝”是。小题2:吴荪甫和赵伯韬战斗到最关键时刻，的倒戈让吴荪甫彻底崩溃了。
5 仔细观察下面这幅漫画，回答问题。（1）用说明性语言简要介绍画面的内容。 _______________________________________________________ （2）请谈谈你对“一本好书，一生财富”的认识。 _______________________________________________________
6 句型转换。 1.What’s your father?(同义句) What_________ your _________ _________? 2.Are you from China?(同义句) _________ you _________ _________ China? 3.There’s only one baby in the room.(对画线部分提问) _________ _________ _________ _________ there in the room? 4.The man is his father.(对画线部分提问) _________ _________ the man? 5.There is a big monkey in the zoo.(改为复数) There _________ _________ big_________ in the zoo. 6.She often goes walking after supper.(对画线部分提问) _________ _________ she often _________ after supper? 7.There is some money in my hand.(对画线部分提问) _________ _________ in your hand?
7 下列关于细菌和真菌的生活条件的叙述中，错误的是： A．细菌和真菌在任何条件下都能生存 B．细菌和真菌的生存需要一定的水分 C．细菌和真菌的生存需要适宜的温度及丰富的有机物 D．有的细菌和真菌在生活中不需要氧
8 实验室制备并收集二氧化碳，通常有以下操作步骤：①检验装置的气密性；②连接装置；③装入大理石；④加入稀盐酸；⑤收集气体；⑥验满。排列顺序正确的是 [ ] A、①②③④⑤⑤ B、②①④③⑤⑥ C、②①③④⑤⑥ D、②③④①⑤⑥
9 声音的三个特征中，与发声体振动频率有关的是（　　） A．响度 B．音调 C．音色 D．音量
10 中华人民共和国中央人民政府的军事工作部门是（） A 国防部 B 总参谋部 C 总装备部 D 总后勤部