河南省郑州市嵩阳高级中学2017-2018学年高一上学期第二次阶段检测物理试题

适用年级:高一
试卷号:91742

试卷类型:月考
试卷考试时间:2017/10/14

1.单选题(共6题)

1.
如图所示,汽车向右沿直线运动,原来的速度是,经过一小段时间之后,速度变为表示速度的变化量.由图中所示信息可知(    )
A.汽车在做加速直线运动
B.汽车的加速度方向与的方向相同
C.汽车的加速度方向与的方向相同
D.汽车的加速度方向与的方向相反
2.
汽车由静止开始匀加速前进,经过10s速度达到5m/s,则在这10s内汽车的(   )
A.平均速度是0.5m/s
B.平均速度是2m/s
C.加速度是
D.位移是25m
3.
如图所示,物体以5 m/s的初速度沿光滑的斜面向上做减速运动,经4 s滑回原处时速度大小仍为5 m/s,则物体的加速度为    (    )
A.10 m/s2,方向沿斜面向下
B.0
C.2.5 m/s2,方向沿斜面向下
D.5 m/s2,方向沿斜面向下
4.
一质点做直线运动,当时间tt0时,位移s>0,速度v>0,其加速度a>0,此后a逐渐减小直到a=0,则它的(   )
A.速度逐渐减小
B.位移始终为正值,速度变为负值
C.速度的变化越来越慢
D.位移变为负值
5.
做匀加速直线运动的物体,速度从v增加到2v时经过的位移是x,则它的速度从3v增加到4v时所发生的位移是()
A.B.C.D.
6.
甲乙丙三辆汽车在平直的公路上以相同的速度同时经过某路标,从此时开始甲车做匀速直线运动,乙车先做匀加速直线运动后做匀减速直线运动,丙车先做匀减速直线运动后做匀加速直线运动,它们经过下一个路标时的速度又相同,则(    )
A.甲车先通过下一个路标B.乙车先通过下一个路标
C.丙车先通过下一个路标D.三辆车同时通过下一个路标

2.选择题(共6题)

7.

完形填空

    It was Christmas Eve 1881. I was 15 years old and feeling like the world was 1 for me because there hadn't been enough money to buy me the rifle that I'd wanted that year.

    Pa came back in and there was ice in his beard. “Come on, Matt,” Pa said. “Dress warmly. It's cold outside. We're going to Widow Jensen's. They are 2 wood.” Widow Jensen lived about two miles down the road. Her husband had died a year or so before and 3 her with three children, the oldest being eight.

    I 4 went out with Pa and we 5 the sled high with wood. 6 we went to the store and Pa took down a big ham, some bacon, a sack of flour and some shoes, which were put into a smaller sack. We rode the two miles to Widow Jensen's in 7. I tried to think through what Pa was doing. I knew we didn't have much money and Widow Jensen had 8 neighbors than us. It shouldn't have been our 9.

    Widow Jensen opened the door and let us in. She had a blanket wrapped around her 10. The children were wrapped in 11 and were sitting in front of the fireplace by a very small fire that 12 gave off any heat at all. “We brought you a few things , Ma'am,” Pa said and set down the sack of flour. I put the meat on the table. Then Pa handed her the sack that had the shoes in it.

    She 13 and took the shoes out one pair at a time. I watched her carefully. She bit her lower lip to keep it from 14 and then tears filled her eyes and started running down her cheeks. She looked up at Pa like she wanted to say something, 15 it wouldn't come out. “We brought a load of wood too, Ma'am,” Pa said. Then he turned to me and said,“Matt,go bring some in. ”

    I wasn't the 16 person when I went back out to bring in the wood. I choked and as much as I hate to 17 it, there were tears in my eyes too. In my mind I kept 18 those three kids huddled (蜷缩)around the fireplace and their mother standing there with tears running down her cheeks with so much 19 in her heart that she couldn't speak. Just then the rifle seemed very 20. Pa had given me the best Christmas of my life.

8.我国地域辽阔,各地差异巨大,根据自然和人文地理的差异,我国分成了四大区域.请读图回答下题

说明①深圳特区②浦东新区③雄安新区

9.

声音是以声波的方式向{#blank#}1{#/blank#}传播的,而水波是向{#blank#}2{#/blank#}方向传播的。

10.

声音是以声波的方式向{#blank#}1{#/blank#}传播的,而水波是向{#blank#}2{#/blank#}方向传播的。

11.NA表示阿伏加德罗常数的值。下列叙述正确的是(   )
12.NA表示阿伏加德罗常数的值。下列叙述正确的是(   )

3.多选题(共6题)

13.
跳伞运动员做低空跳伞表演,当飞机离地面某一高度静止于空中时,运动员离开飞机自由下落,运动一段时间后打开降落伞,展伞后运动员以5 m/s2的加速度匀减速下降,则在运动员减速下降的任一秒内(  )
A.这一秒末的速度比前一秒初的速度小5 m/s
B.这一秒末的速度是前一秒末的速度的
C.这一秒末的速度比前一秒末的速度小5 m/s
D.这一秒末的速度比前一秒初的速度小10 m/s
14.
下列根据给出的速度和加速度的正、负情况,对物体运动性质的判断正确的是(    )
A.,物体做加速运动B.,物体做加速运动
C.物体做减速运动D.,物体做加速运动
15.
物体做匀变速直线运动,下列说法正确的是(   )
A.第1s内的速度变化量小于第2s内的速度变化量
B.第1s内的位移可能小于第2s内的位移
C.第1s内的速度变化量等于第2s内的速度变化量
D.相邻两相等时间间隔通过的位移之差为恒量
16.
图是某质点运动的速度一时间图像,由图像得到的正确结果是(   )
A.1~2s内的速度是2m/s
B.1~2s内的位移大小是2m
C.0~1s内的加速度大于2~4s内的加速度
D.0~1s内的运动方向与2~4s内的运动方向相反
17.
如图所示,为物体运动的图象,则下列说法正确的是(  ).
A.0~t2时间内物体做匀变速直线运动
B.0~t2时间内物体做匀减速直线运动
C.0~t1时间内物体的加速度为正,0~t2时间内物体的加速度为负
D.0 ~t1时间内物体做匀减速运动,t1~t2时间内物体做匀加速运动
18.
跳伞运动员做低空跳伞表演,当飞机离地面某一高度静止于空中时,运动员离开飞机自由下落,运动一段时间后打开降落伞,展伞后运动员以5m/s2的加速度匀减速下降.则在运动员减速下降的任一秒内( )
A.这一秒末的速度比前一秒末的速度小5m/s
B.这一秒末的速度是前一秒末的速度的0.2倍
C.这一秒末的速度比前一秒初的速度小5m/s
D.这一秒末的速度比前一秒初的速度小10m/s

4.填空题(共3题)

19.
一辆轿车沿直线公路行驶,前时间内做匀速运动的速度大小为60 m/s,接着时间内做匀速运动的速度大小为48m/s ,则整个时间段内的平均速度大小为________m/s;若轿车在前一半位移内平均速度大小为60m/s,后一半位移内平均速度为40m/s,则全程平均速度大小为__________m/s .
20.
做匀减速直线运动的物体经后停止,若在第内的位移是,则最后内的位移是__________
21.
完全相同的三块木块并排固定在水平面上,一颗子弹以速度v水平射入,若子弹在木块中做匀减速直线运动,且穿过第三块木块后子弹的速度恰好为零,则子弹依次射人每块木块时的速度之比和穿过每块木块所用的时间之比分别是v1 : v2 : v3=________,t1: t2 : t3=________.

5.解答题(共3题)

22.
一辆汽车在高速公路上以30m/s的速度匀速行驶,由于在前方出现险情,司机采取紧急刹车,刹车加速度的大小为5m/s2,求:
(1)汽车刹车后20s内滑行的距离。
(2)从开始刹车汽车滑行50m所经历的时间。
(3)在汽车停止前3秒内汽车滑行的距离。
23.
小球从斜面的顶端以初速度v0=2 m/s,加速度a=2 m/s2沿斜面向下匀加速滑行,在到达斜面底端前一秒内所通过的位移是斜面长的7/15,求:
(1)斜面的长度?
(2)小球到达斜面底端的速度大小?
24.
一辆汽车以72 km/h的速度正在平直公路上匀速行驶,突然发现前方40 m处有需要紧急停车的危险信号,司机立即采取刹车措施.已知该车在刹车过程中加速度的大小为5 m/s2,求从刹车开始经过5 s时汽车前进的距离是多少,此时是否已经进入危险区域?

6.实验题(共1题)

25.
关于“探究小车速度随时间变化的规律”的实验操作,下列说法错误的是( )
A.应先接通电源,待打点计时器开始打点后再放小车
B.在释放小车前,小车应尽量靠近打点计时器
C.接通电源和释放小车必须同时完成
D.要在小车到达定滑轮前使小车停止运动,防止小车落地摔坏
试卷分析
  • 【1】题量占比

    单选题:(6道)

    选择题:(6道)

    多选题:(6道)

    填空题:(3道)

    解答题:(3道)

    实验题:(1道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:0

    5星难题:0

    6星难题:11

    7星难题:0

    8星难题:7

    9星难题:1