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篇一:四川省资阳市2016届高三第一次诊断性考试英语试题[来源:学优高考网114688]

资阳市高中2013级第一次诊断性考试

英 语

本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分。第Ⅰ卷1至8页。第Ⅱ卷9至10页。共150分。考试时间120分钟。考试结束时,将本试卷和答题卡一并收回。

第 Ⅰ 卷(选择题 共100分)

注意事项:

1. 答第Ⅰ卷前,考生务必将自己的姓名、考号、考试科目用铅笔涂写在答题卡上。

2. 每小题选出答案后,用铅笔把答题卡上对应题目的答案标号涂黑。如需改动,用橡皮擦干净后,再选涂其它答案,不能答在试题卷上。

第一部分:听力(共两节,满分30分)

第二部分 阅读理解(共两节,满分40分)

第一节 (共15小题;每小题2分,满分30分)

阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。

A

Summer Rain

The worst days of any summer are the rainy ones. We spend all year looking forward to nice weather and long, hot days. All of winter, with its cloudy days and bitter cold, we dream of those endless days at the beach, lying on the sand and enjoying the bright and burning sun. And then, summer comes, and it rains.

As a child, I would wake up to rainy summer days and come close to crying. It wasn’t fair. We suffered through months of school and experienced bad weather for those short ten weeks of freedom and pleasant weather. On those rainy summer days, I had nothing fun to do and could only sit inside, staring out at the rain like a bird in a cage. I was an only child, so there was no one else to play with. My father worked from home, so I was not truly alone, but he could not actively play with me since he was at work. It was those days that I would watch whatever was on television or read any books (本文来自:www.dXF5.com 东 星资 源 网:资阳高考报名网)that I could find lying around. I’d drag through the day and pray each night that the rain would not be there the next day.

As an adult, though, my opinion of summer rain has changed. When you have to work every day, summer is not as exciting. Everything seems dull. Such a mindset makes you cheer for anything new or different. I spend the winter dreaming of summer and the summer dreaming of winter. When summer comes, I hate how hot it is. And then I look forward to the rain, because the rain brings with it a cold front, which makes me comfortable. Rainy days are still the worst days of the summer, but summer rain today means positively beautiful — and considerably cooler — weather tomorrow.

21. When the author was a child, he ______.

A. hated rainy days B. liked staying indoors

C. preferred cooler weatherD. dreamed on summer days

22. We can learn from the passage that the author ______.

A. was often left alone at home B. had no brothers or sisters

C. preferred reading to playing outside D. could enjoy the brilliant sun in winter

23. As an adult, the author views summer rain differently because ______.

A. he knows it won’t last long B. his summer holiday is very short

C. rain makes the weather cooler D. he can better deal with his holiday

B

When my daughter Sally was five, I bought Grimm’s Fairy Tales and read Snow White to her one night. At the end of the original Grimm tale, Snow White’s stepmother is made to put on red-hot iron shoes and dance until she falls down dead.

This came as something of a shock. I always thought fairytales had happy endings. And I didn’t want my five-year-old daughter going to sleep thinking: “Thank goodness they tortured (折磨) that old woman to death.” That’s when I decided to write fairy tales.

In the years that followed, I wrote tales non-stop and read them to Sally at bedtime. The Corn Dolly was based on a child who was always complaining; The Silly King was just a silly story Sally loved; I wrote The Witch and the Rainbow Cat for Sally because of her enormous appetite for stories about witches while Dr Bonocolus’s Devil is a

new version of the Faust legend.

Nifobobinus, however, was different. I wrote this book when Sally was older and took up all things girls have to do — who’s friends with who, who stuck a sticker on the back of whose boyfriend, or whatever thing she felt funny.

Nicobobinus, the boy who could do anything, came out of my desire for a more innocent world. He lived a 1ong time ago, in a city called Venice. Only his best friend, Rosie, knew he could, and nobody took any notice of anything Rosie said, because she was always having wild ideas anyway.

Nicobobinus was so different that it turned out to be an instant hit. The Times called me “an author setting out the classic fairytales”. I asked Sally what she thought of Nicobobinus. She said it was her favourite.

24. What led the writer to start writing fairy tales for her daughter?

A. The frightening ends of past fairy tales.

B. His daughter’s strong interest in fairy tales.

C. His desire to let his daughter know more stories.

D. His attempt to fill his daughter’s bedtime with something.

25. We can infer from the third paragraph that the writer _____.

A. was a very productive fairy tale writer

B. based all his stories on some old legends

C. never described witches in his fairy tales

D. created his stories out of his own interest

26. When creating Nicobobinus, the first thing the writer considered was _____.

A. the changes of his daughter’s interests

B. what story the publisher wanted to get

C. ways to keep his daughter Sally innocent

D. the difference of the story from other stories

27. The underlined word “rival” in the last paragraph can be replaced by _____.

A. followB. explore C. challenge D. recommend

C

Your car is a necessary part of your life. You use it every day. Of course, you want to hold on to it so you make sure it has the latest alarm and immobilizer. But despite all these, cars like yours are still stolen every day. In fact, in this country, one car is stolen almost every minute! And if your car is stolen, you only have a 50:50 chance of seeing it again.

Each year, car crime costs nearly £3 billion. Of course, if you’re insured, you won’t lose out, or will you? Firstly, you will have to pay extra insurance later on, and then you may not be offered the full amount by the agent. You will probably have to hire a car and you will also lose the value of the contents and accessories (配件) in the car.

Now comes the solution. An RAC Trackstar system, hidden in one of 47 possible secret locations in your car, is the key of our system. If your car is stolen, radio signals are sent at twenty-second intervals from the car to the RAC Trackstar National Control Center via a satellite network. Then a computer gives the vehicle’s exact location, speed and direction.

The RAC Trackstar National Control Center, which operates 24 hours a day, 365 days a year, will immediately inform the police in the area where the car is located. Because the police receive information every twenty seconds, they will always know the vehicle’s location. Once the thief has been arrested, your car will be returned to you.

RAC Trackstar is unique in being able to provide the National Control Center with details of the exact location of your car, its speed and direction. And speed is the key to successful recovery of a stolen vehicle. RAC Trackstar also tell you if your car has been stolen. RAC Trackstar’s constant updates mean the police are kept informed of the car’s location. All these greatly improve your chances of seeing your car again.

28. If your car is stolen, you will have to ______.

A. hire a new car B. pay more insurance

C. buy a RAC Trackstar system D. inform the National Control Center

29. The Trackstar system can tell the police ______.

A. how the car is stolen B. who the thief is

C. what brand the car is D. where the car is

30. The underlined word “It” in the last paragraph refers to ______.

A. the local police stationB. the Guardian Option

C. the insurance companyD. the RAC Trackstar Control

31. According to the passage, people with RAC Trackstar ______.

A. automatically find directions

B. seldom get their vehicles damaged

C. have less chance of being in an accident

D. are more likely to get the stolen cars back

D

Ever walked to the shops only to find, once there, you’ve completely forgotten what you went for? Or struggled to remember the name of an old friend? For years we’ve accepted that a forgetful brain is as much a part of aging as wrinkles and gray hair. But now a new book suggests that we’ve got it all wrong.

According to The Secret Life of the Grown-up Brain, by science writer Barbara Strauch, when it comes to the important things, our brains actually get better with age. In fact, she argues that some studies have found that our brain hits its peak between our 40s and 60s — much later than previously thought.

Furthermore, rather than losing many brain cells as we age, we keep them, and even produce new ones well into middle age. For years it’s been assumed that brain, much like the body, declines with age. But the longest, largest study into what happens to people as they age suggests otherwise.

This continuing research has followed 6,000 people since 1956, testing them every seven years. It has found that on average, participants performed better on cognitive (认知的) tests in their 40s and 50s than they had done in their 20s. Specifically, older people did better on tests of vocabulary, verbal memory (how many words you can remember) and problem solving. Where they performed less well was number ability and perceptual speed — how fast you can push a button when ordered. However, with more complex tasks such as problem-solving and language, we are at our best at middle age and beyond. In short, researchers are now coming up with scientific proof that we do get wiser with age.

Neuroscientists are also finding that we are happier with aging. A recent US study found older people were much better at controlling and balancing their emotions. It is thought that when we’re younger we need to focus more on the negative aspects of life in order to learn about the possible dangers in the world, but as we get older we’ve learned our lessons and are aware that we have less time left in life: therefore, it becomes more important for us to be happy.

32. Barbara Strauch probably agrees that ______.

A. the young are better at handling important things

B. people’s brains work best between their 40s and 60s

C. aging leads to the decline of the function of the brain

D. wrinkles and gray hair are the only symbols of aging

33. The continuing research has found older people perform better on ______.

A. perceptual speed

C. vocabulary tests B. number ability D. body balance

34. People are happier with aging because ______.

A. they learn to value the time left

B. they know how to share feelings

C. they cannot focus on negative aspects

D. they do not realize the possible dangers

35. What is the main idea of the passage?

A. People get happier with age.B. People get wiser with age.

C. People get more forgetful with age. D. People get more self-aware with age.

第二节(共5小题;每小题2分,满分10分)

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

How to find time for yourself

Do you ever find yourself longing for some time for yourself? Many of us are so busy with work, school, and home life that often there is no time left over to do something that you enjoy. What follows are some ways to carve out that necessary time you need to slow down, and enjoy life.

This is a great one because you’re accomplishing many things at once. You’re getting exercise, you have time to think or enjoy music, and you’re helping to save the environment.

Arrive early. Then use this time for yourself: reading, writing, relaxation, thinking, whatever.

Buy tickets in advance. Sports, theater, concerts, or any other event you would enjoy. Schedule the plans with a friend later. Evenings with yourself. If others ask you to do things those nights, just tell them you have plans. Use the time for gardening, reading, exercise, or doing nothing!

What are you interested in? Strike while the iron is hot. Look up a club in your area today and join! If you can’t find a club, consider starting one yourself!

A. Join a group.

B. Walk to work.

C. Take an education class.

D. Try to save certain weeknights just for you.

E. If you want more time for yourself, you can get it.

F. Any appointment that you have, plan to arrive 15-30 minutes early.

G. Having the tickets already in your hand will force you to make it happen!

第三部分 英语知识运用(共两节,满分45分)

第一节:完形填空(共20小题;每小题1.5分,满分30分)

阅读下面短文,从短文后各题所给的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。

Two excited kids begged their father for his permission to see a film. Having read some about the movie on the Internet, he firmly their request with the reason that movie presents immorality (不道德) as being . “But dad, those scenes are merely a few minutes of the film, in which good evil eventually. In addition, there are other themes like courage and determination making up for its !”

But the father didn’t and the two teenagers were cast down. Then they heard the sounds of their father preparing something in the ’s trying to us with some tasty food.” Soon their father appeared with a plate of warm cakes and said, “Before you eat, I want to tell you something: I love you both so much.”

The teenagers smiled and with each other knowing glances. Dad was softening. Looking at the mouth-watering cake, the two boys were getting about the father’s long speech. “But I want to bewith you. I added one ingredient (配料) that is not found in cakes.”

“To make it more delicious? Oh, come on, Dad! Please just tell us what it is.”

“OK, if you ingredient is dog waste.”

Both teens stopped chewing the cake, spit it out and dropped the cake back on the plate. “DAD! Why did you do that?”

“That is the same reason why I won’t allow you to watch that movie. You won’t a little dog waste in your cake, so why should you put up with a little immorality in your movies?”

41. A. partsB. reviews C. chapters D. adaptations

42. A. repeated B. rejected C. madeD. agreed to

43. A. acceptable B. unbelievable C. personal D. favorable

44. A. popularB. original C. exciting D. total

45. A. threatens B. attacksC. defeats D. affects

46. A. inspringB. general C. interesting D. powerful

47. A. education B. meaning C. success D. disadvantage

48. A. give outB. give inC. give away D. give off

49. A. kitchenB. houseC. bedroom D. garden

50. A. sadB. upsetC. regretful D. guilty

51. A. persuade B. joinC. comfort D. supply

52. A. screamed B. provided C. exchanged D. talked

53. A. unhappy B. impatient C. sorryD. cruel

54. A. honestB. satisfied C. strictD. patient

55. A. surprisingly B. easilyC. dailyD. usually

56. A. likeB. permitC. refuseD. insist

57. A. secretB. common C. terrible D. wonderful

58. A. unwillingly B. helplessly C. gratefully D. instantly

59. A. wholeB. remaining C. strange D. warm

60. A. expectB. addC. tolerate D. overcome

第 Ⅱ 卷(非选择题 共50分)

注意:将答案写在答题卡上。写在试卷上无效。

第三部分 英语知识运用(共两节,满分45分)

第二节(共10小题;每小题1.5分,满分15分)

阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

On receiving my learner’s permit a couple of months ago, I started driving lessons straight away. However,wasn’t until two days ago that Dad allowed me to drive on the motorway. Our destination (be) Orewa, a beautiful seaside town.

That morning I made sure I had everything ready for the journey, nothing could have prepared me for my family’s complaints.

“Relax! Don’t hold the steering wheel so tightly.” I (call) by a nervous voice from the backseat.

“Speed up. 70km/h isn’t fast enough. You are holding up the traffic,” ordered another voice from the seat nextme.

How (annoy)! To satisfy them, I stepped hard on the accelerator (加速器), and within a second, an(anger) voice began to yell again.

“Stop! Slow down! Are you crazy? Did I tell you to go above l00km/h?”

I drove into the city, where the speed limit was only 50km/h.

My family seemed relieved and stopped (tell) me what to do. On our way home, the journey was much (easy) than before as everyone else fell fast asleep. So, I just took my time and enjoyed the drive.

第四部分 写作(共两节;满分35分)

第一节 短文改错(共10小题;每小题1分,满分10分)

请改正下面短文中的错误。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词;

删除:把多余的词用斜线(\)划掉;

修改:在错的词下画一横线,并在该词下面写出修改后的词。

注意:1.每处错误及其修改均仅限一词;

2.只允许修改10处,多者(从第11处起)不计分。

Last week, our school had organized an activity to climb the West Mountain. As soon as we arrived at the foot of a mountain, we set out for the summit in high spirits. During the climb, we had such much difficulty passing the rocky areas. But under the teacher’s help, we eventually reached the top, where we greeted by the bright sunshine and fresh air. Seeing from the top, the city was extreme beautiful. This event turned out to be very success. Not only did we take a break from our heavy school work, and also we learned what to communicate with each other.

第二节:书面表达(满分25分)

假如你是李华,你的外国朋友Jim来信询问你的高三生活,请你根据以下提示用英语给他写封回信。

1. 你的学习状态;

2. 高三与高二的不同,如学习时间,学习方法;

3. 学习中遇到的困难以及希望得到的帮助。

注意:

1. 词数100左右;

2. 可适当增加细节,以使行文连贯;

3. 开头和结尾已给出,不计入总词数。

篇二:资阳市高中2012级高考数学(理工类)模拟考试试题及参考答案

资阳市高中2012级高考模拟考试

数 学(理工类)

本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)。第Ⅰ卷1至2页,第Ⅱ卷3至4页。满分150分。考试时间120分钟。考生作答时,须将答案答在答题卡上,在本试题卷、草稿纸上答题无效。考试结束后,将本试题卷和答题卡一并收回。

第Ⅰ卷 (选择题 共50分)

注意事项:

必须使用2B铅笔在答题卡上将所选答案的标号涂黑。 第Ⅰ卷共10小题。

一、选择题:本大题共10小题,每小题5分,共50分。在每小题给出的四个选项中,只有

一项是符合题目要求的。

x?1

?0},则AB? x?4

(A) {x|?1?x?2} (B){x|?2?x?4} (C){x|?1?x?4} (D){x|?4?x?4} 2.复数z满足(z?i)(1?i)?2?i,则z=

111531(A)?i(B)?i(C)?i

222222

3.已知log1a?log1b,则下列不等式一定成立的是 1.已知集合A?{x|x2?4?0},B?{x|

2

2

35(D)?i

22

1111(A) ()a?()b(B)?

43ab

4.下列说法中,正确的是

(A)??,??R,sin(???)?sin??sin?

(C)ln(a?b)?0 (D)3a?b?1

(B)命题p:?x?R,x2?x?0,则?p:?x?R,x2?x?0

(C)在△ABC中,“AB?AC?0”是“△ABC为锐角三角形”的必要不充分条件 (D)已知x?R,则“x?1”是“x?2”成立的充分不必要条件

?y?2x?2,?y?1

5.设实数x,y满足?x?y?2?0,则的取值范围是

x?3?x?2,

?

1

(A)(??,?][1,??)

5

1(B)[,1]

3

111(C)[?,] (D)[?,1]

535

6.如图所示的程序框图表示求算式“2?4?8?16?32?64”的值,则判断

框内可以填入 (A)k?132? (B)k?70? (C)k?64? (D)k?63?

7.已知函数f(x)?Asin(?x??)(A?0,??0,|?|?

正确的是

(A)f(x)的图象关于直线x??(B)f(x)的图象关于点(?

?

2

)的部分图象如图所示,下列说法

2?

对称 3

5?

,0)对称 12

?

个单位得到函数2

(C)

将函数y2x?cos2x的图象向左平移

f(x)的图象

?

(D)若 方程f(x)?m在[?,0]上有两个不相等的实数根,则m的取

2

值范围是(?2,

8.现有12张不同的卡片,其中红色、黄色、绿色、蓝色卡片各3张,从中任取3张,要求

这3张卡片不能是同一种颜色,且蓝色卡片至多1张. 则不同的取法的共有 (A) 135

(B) 172

(C) 189

(D) 216

x2y2

9.如图,已知双曲线2?2?1(a?0,b?0)的左、右焦点分别为F1、F2,

ab

|F1F2|=8,P是双曲线右支上的一点,直线F2P与y轴交于点A,△APF1

的内切圆在边PF1上的切点为Q,若|PQ|=2,则该双曲线的离心率为

(C)2 (D)3

10.设m是一个非负整数,m的个位数记作G(m),如G(2015)?5,

G(16)?6,G(0)?0,称这样的函数为尾数函数.给出下列有关尾数函数的结论:

①G(a?b)?G(a)?G(b);

②?a,b,c?N,若a?b?10c,都有G(a)?G(b); ③G(a?b?c)?G(G(a)?G(b)?G(c)); ④G(32015)?9. 则正确的结论的个数为

(A)1 (B)2 (C)3 (D)4

第Ⅱ卷 (非选择题 共100分)

注意事项:

必须使用0.5毫米黑色墨迹签字笔在答题卡上题目指示的答题区域内作答。作图时可先用铅笔绘出,确认后再用0.5毫米黑色墨迹签字笔描清楚。答在试题卷、草稿纸上无效。

第Ⅱ卷共11小题。

二、填空题:本大题共5小题,每小题5分,共25分。

?3?

11.已知??

(,),sin(???)?tan??_________.

22

x?1?2,x?0,

12.函数f(x)??则使f(x)?的x值的集合是___________.

2??|log2x|,x?0,

13.已知P为抛物线x2?4y上的动点,点P在x轴上的射影为M,点A的坐标是(2,0),则

|PA|?|PM|的最小值为__________.

14.如图1,已知点E、F、G分别是棱长为a的正方

体ABCD-A1 B1Cl D1的棱AA1、BB1、DD1的中点,点M、N、P、Q分别在线段AG、 CF、BE、C1D1上运动,当以M、N、P、Q为顶点的三棱锥Q-PMN的俯视图是如图2所示的正方形时,则点P到QMN的距离为__________.

15.已知8个非零实数a1,a2,a3,a4,a5,a6,a7,

a8,向量OA1?(a1,a2),OA2?(a3,a4),OA3?(a5,a6),OA4?(a7,a8),给出下列命题: ①若a1,a2,…,a8为等差数列,则存在i,j(1?i,j?8,i?j,i,j?N*),使OA1+OA2+

OA3+OA4与向量n?(ai,aj)共线;

②若a1,a2,…,a8为公差不为0的等差数列,向量n?(ai,aj)(1?i,j?8,i?j,i,j?N*),q?(1,1),M?{y|y?n?q},则集合M的元素有12个;

③若a1,a2,…,a8为等比数列,则对任意i,j(1?i,j?4,i,j?N*),都有OAi∥OAj; ④若a1,a2,…,a8为等比数列,则存在i,j(1?i,j?4,i,j?N*),使OAi·OAj<0; ⑤若m=OAi·OAj(1?i,j?4,i?j,i,j?N*),则m的值中至少有一个不小于0. 其中所有真命题的序号是________________.

三、解答题:本大题共6小题,共75分。解答应写出文字说明,证明过程或演算步骤。 16.(本小题满分12分)

某校学生会进行了一次关于“消防安全”的调查活动,组织部分学生干部在几个大型小区随机抽取了50名居民进行问卷调查.活动结束后,团委会对问卷结果进行了统计,并将

(Ⅰ)求上表中的m,n值,若从年龄在[20,30)的居民中随机选取两人,求这两人至少有一人知道灭火器使用方法的概率;

(Ⅱ)在被调查的居民中,若从年龄在[10,20),[20,30)的居民中各随机选取2人参加消防知识讲座,记选中的4人中不知道灭火器使用方法的人数为?,求随机变量?的分布列和数学期望.

17.(本小题满分12分)

已知向量m

?(2sinx,?1),n?(sinxx,?2),函数f(x)?(m?n)?m.

(Ⅰ)求f(x)在区间[?,]上的零点;

22

(Ⅱ)在△ABC中,角A,B,C的对边分别为a,b,c, a?4,△ABC

的面积S当x=A时,函数f(x)取得极大值,求b?c的值.

18.(本小题满分12分)

已知数列{an},{bn}满足:a1b1+a2b2+a3b3+?+anbn=(n?1)?2n?1?2(n?N*). (Ⅰ)若{bn }是首项为1,公比为2的等比数列,求数列{an}的前n项和Sn; (Ⅱ)若{an}是等差数列,且an≠0,问:{bn}是否是等比数列?若是,求{an}和{bn}的通项公式;若不是,请说明理由.

19.(本小题满分12分)

1

如图,三棱柱ABC-A1B1C1中,平面ABB1A1⊥底面ABC,AB?BC?CA?AA1,∠A1AB

2

=120°,D、E分别是BC、A1C1的中点.

(Ⅰ)试在棱AB上找一点F,使DE∥平面A1CF;

(Ⅱ)在(Ⅰ)的条件下,求二面角A-A1C-F的余弦值. 20.(本小题满分13分)

已知动点P到定点F(2,0)的距离和它到定直线x?4的距离的

. (Ⅰ)求动点P的轨迹?的方程; (Ⅱ)若过点F的直线与点P的轨迹?相交于M,N两点(M,N均在y轴右侧),点A(0,2)、B(0,?2),设A,B,M,N四点构成的四边形的面积为S,求S的取值范围.

21.(本小题满分14分)

已知函数f(x)?x2?2x?alnx(a?R). (Ⅰ)当a=2时,求函数f(x)在(1, f(1))处的切线方程; (Ⅱ)求函数f(x)的单调区间;

??

(Ⅲ)若函数f(x)有两个极值点x1, x2(x1?x2),不等式f(x1)?mx2恒成立,求实数m的取值范围.

篇三:四川省资阳市2016届高三下学期高考模拟考试物理试题

资阳市高中2013级高考模拟考试

理科综合·物理

本试卷分为第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分.第Ⅰ卷1至2页,第Ⅱ卷3至4页.全卷共110分.

注意事项:

1.答题前,考生务必将自己的姓名、座位号、报名号填写在答题卡上,并将条形码贴在答题卡上对应的虚线框内.

2.第Ⅰ卷每小题选出答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑.如需改动,用橡皮擦干净后,再选涂其它答案标号.第Ⅱ卷用0.5mm黑色墨水签字笔在答题卡上书写作答,在试题卷上作答,答案无效.

3.考试结束,监考人只将答题卡收回.

第Ⅰ卷(选择题,共42分)

一、选择题(本题共7小题,每小题6分.在每小题给出的四个选项中,第1~5小题只有一个选项正确,第6~7小题有多个选项正确。全部选对的得6分,选不全的得3分,有选错或不答的得0分)

1.下列对光的认识正确的是

A.阳光下肥皂泡呈现出的斑斓色彩属于光的偏振现象 B.变化的磁场一定能够在周围空间产生变化的电场 C.光的干涉和衍射现象充分表明光是一种波 D.根据相对论可知,光的速度是与参考系有关的 2.某横波在介质中沿x轴传播,图甲为t=0.75s时的波图乙为P点(x=1.5m处的质点)的振动图像,那么下列说法是

A.质点L与质点N的运动方向总相同 B.该波沿x

轴正方向传播,波速为

2m/s C.在0.5s时间内,质点P向右运动了1m

形图,正确的

D.t=1.0s时,质点P处于平衡位置,并正在往y轴负方向运动

3.一理想变压器原、副线圈的匝数比为4∶1,原线圈接在一个电压的变化规律如图所示交流电源上,副线圈所接的负载电阻是11 Ω。则下列说确的是

A.原线圈交变电流的频率为100 Hz B.变压器输入、输出功率之比为4∶1 C.副线圈输出电压为77.75V D.流过副线圈的电流是5 A

4.如图所示,在两个等量异种点电荷形成的电场中,D、E、F荷连线上间距相等的三个点,三点的电势关系是φD>φE>φF,K、M、这三个点的等势线,其中等势线L与两电荷连线垂直。带电粒子从入电场后运动轨迹与三条等势线的交点是a、b、c,粒子在a、b、的电势能分别是Epa、Epb、Epc,以下判断正确的是

A.带电粒子带正电

B.粒子由a到c的过程中,粒子的电势能增加 C.Uab=Ubc D.Epc-Epb>Epb-Epa

5.2015年7月23日美国航天局宣布,天文学家发现“另一个地球”——太阳系外行星开普勒452b。假设行星开普勒452b绕恒星公转周期为385天,它的体积是地球的5倍,其表面的重力加速度是地球表面的重力加速度的2倍,它与恒星的距离和地球与太阳的距离很接近,则行星开普勒452b与地球的平均密度的比值及其中心恒星与太阳的质量的比值分别为

法中正

是两电

L是过a点射c三点

6.如图所示,在光滑的水平面上方,有两个磁感应强度大小均为围足够以速度v别有一半

B、方向相反的水平匀强磁场。PQ为两个磁场的边界,磁场范

大。一个边长为a、质量为m、电阻为R的金属正方形线框,垂直磁场方向从如图实线位置开始向右运动,当线框运动到分v

面积在两个磁场中时,线框的速度为,则下列说法正确的是

2

Ba2

A.此过程中通过线框截面的电荷量为

2RB2a2v2

B.此时线框中的电功率为

4R

3mv2

C.此过程中回路产生的电能为

8

2B2a2v

D.此时线框的加速度为

mR

7.如图所示,在距水平地面高为0.4m处,水平固定一根足够长的光滑直杆,杆上P处固定一定滑轮,滑轮可绕水平轴无摩擦转动,在P点的右边,杆上套

一质量地面的小球来。杆

m=2kg的物体A。半径R=0.3m的光滑半圆形轨道竖直地固定在

上,其圆心O在P点的正下方,在轨道上套有一质量也为m=2kg

B。用一条不可伸长的轻质柔软细绳通过定滑轮将A、B连接起

和半圆形轨道在同一竖直面内,A、B均可看作质点,且不计滑轮大小的影响。现给物体A施加一个水平向右、大小为50N的恒力F,则下列说法正确的是

A.把小球B从地面拉到P点的正下方C处的过程中力F做功为20J B.小球B运动到C处时的速度大小为0

3

C.小球B被拉到与物体A速度大小相等时sin?OPB=

4

D.把小球B从地面拉到P的正下方过程中小球B的机械能增加了

6J

第Ⅱ卷(非选择题,共68分)

8.(17分)

Ⅰ.(6分)为了测定重力为G的铁块P与长金属板间的动摩擦因数μ,实验时有如图甲、乙所示的两种测量滑动摩擦力的方法。

甲图是使金属板静止在水上,用手通过弹簧秤向右用力F

平桌面拉P,使

P向右匀速运动;

乙图是把弹簧秤的一端固上,用力F水平向左拉金属板,板向左运动。

两种方法中弹簧秤的示数情况已放大画出。 (1)甲图中弹簧秤的示数为______N;

(2)这两种测量滑动摩擦力的方法中,______(选填“甲”或“乙”)方法更好; (3)若实验测得滑动摩擦力为f,则动摩擦因数μ=______。

Ⅱ.(11分)某实验小组为了测定阻值Rx约为20 Ω导体丝的电阻率,先测定待测导体丝接入电路部分的长度,接着进行了以下操作:

(1)用螺旋测微器测量导体丝的直径,其中某一次测量结果如图甲所示,其读数应为________mm;

(2)利用实验室提供的如下器材测量导体丝的电阻Rx的值,要求测量时电表读数不得小于其量程的三分之一,且指针偏转范围较大。

定在墙使金属

甲 乙

实验小组经过反复的讨论,设计了如图乙所示的电路来进行测量。 A.电流表A1(150 mA、内阻r1约10 Ω) C.电压表V(15 V,内阻约为3kΩ)

B.电流表A2(20 mA,内阻r2=30 Ω) D.定值电阻R0=100 Ω

F.滑动变阻器R2(5 Ω,额定电流0.5 A)

E.滑动变阻器R1(5 Ω,额定电流2.0 A) G.电源E,电动势E=4 V(内阻不计)

H.电键S及导线若干

①在提供的两个滑动变阻器中,他们应该选择_________(用器材前对应的序号字母填写); ②当电流表A2指针指在最大刻度时,电阻Rx两端的电压值是______V;

③测得电流表A1和A2的多组示数I1和I2后,作出相应的I1—I2图象如图丙所示。若求得图线的斜率为k,则导体丝电阻的表达式为Rx=____________。

9.(15分)滑雪运动中当滑雪板压在雪地上时会把雪内的空气逼出来,在滑雪板与雪地间形成一个暂时的“气垫”,从而大大减小雪地对滑雪板的摩擦。然而当滑雪板相对雪地速度较小时,与雪地接触时间超过某一值就会陷下去,使得它们间的摩擦力增大。假设滑雪者的速度超过v0=4m/s时,滑雪板与雪地间的动摩擦因数就会由μ1=0.25变为μ2=0.125。如图所示,坡长L=26m,一滑雪者从倾角θ=37°的坡顶A处由静止开始自由下滑,滑至坡底B滑上一段水平雪地,最后停下。不计空气阻力,取g=10m/s,sin37°=0.6,cos37°=0.8,求:

(1)滑雪者从静止开始到动摩擦因数发生变化所经历

的时间

2

处后又

t;

(2)滑雪者刚到达B处的速度v。

10.(17分)如图所示,足够长的光滑绝缘水平台左端固定一被压缩的绝缘轻质弹簧,一个质量

m=0.04kg,电量q=+2×10-4C的可视为质点的带电滑块与弹簧接触但不栓接。某一瞬间释放弹簧弹出

滑块,滑块从水平台右端A点水平飞出,恰好能没有碰撞地落到粗糙倾斜轨道的最高B点,并沿轨道滑下,在经过C点时没有动失。已知AB的竖直高度

能损

h=0.45m,倾斜轨道与水平方

角为α=37°,倾斜轨道长为

向夹

L=2.0m,带电滑块与倾斜轨道

摩擦因数μ=0.5。倾斜轨道通

的动过光

滑水平轨道CD(足够长)与半径R=0.2m

的光滑竖直圆轨道相连,所有轨道都绝缘,运动过程滑块的

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