2015-2016学年新疆库尔勒四中高一下学期期末考试物理试卷(带解析)

适用年级:高一
试卷号:188377

试卷类型:期末
试卷考试时间:2016/9/19

1.单选题(共3题)

1.
雨滴由静止开始下落,遇到水平吹来的风,下述说法正确的是( )
①风速越大,雨滴下落时间越长   ②风速越大,雨滴着地时速度越大
③雨滴下落时间与风速无关   ④雨滴着地速度与风速无关
A.①②B.②③C.③④D.①④
2.
质点做匀速圆周运动时,下列说法中正确的是(    )
A.向心加速度一定与旋转半径成反比
B.向心加速度一定与角速度成正比
C.角速度一定与旋转半径成反比
D.角速度一定与转速成正比
3.
关于人造地球卫星的向心力,下列各种说法中正确的是
A.根据向心力公式轨道半径增大到2倍时,向心力减小到原来的
B.根据向心力公式,轨道半径增大到2倍时,向心力也增大到原来的2倍
C.根据向心力公式向心力的大小与轨道半径无关
D.根据卫星的向心力是地球对卫星的引力可见轨道半径增大到2倍时,向心力减小到原来的

2.选择题(共1题)

4.

      THIS is a story about a boy called Sparky. For Sparky, school was all but impossible. He failed every subject in the eighth grade. He got a zero in physics. It made him the worst physics student in the school's history. He didn't do much better in sports. He made the school golf team, but lost the only important match of the season.
      He didn't have friends, either. Other kids didn't care about him. If a classmate said “hello” to Sparky outside of school, he would feel very surprised. There's no way to tell how he might have done at dating(约会). Sparky never once asked a girl to go out in high school. He was too afraid of being turned down.  
     He was a loser(失败者), and he and his classmates knew it. But, somehow, he decided to keep trying. The only thing important in his life was drawing. He was proud of his ability even though no one else appreciated it. He submitted(递交) some cartoons for his high school yearbook, but they were rejected.
     After completing high school he wrote a letter to the Walt Disney Studios. He was told to submit some samples. He spent a great deal of time on the drawings. They were rejected. Another loss for the loser.  
     So Sparky decided to write his own auto biography(自传) in cartoons. He created his childhood self – a little-boy loser: Charlie. He never succeeded in kicking a football and never got a date with the little red-haired girl. Sparky, the boy who had such a lack of success in school and whose work was rejected again and again, was Charles Schulz. He created the Peanuts comic strip and the world-famous cartoon characters Charlie Brown and Snoopy.

3.多选题(共3题)

5.
下列说法正确的是( )
A.做曲线运动的物体的速度方向不是物体的运动方向
B.做曲线运动的物体在某点的速度方向即为该点轨迹的切线方向
C.做曲线运动的物体速度大小可以不变,但速度方向一定改变
D.速度大小不变的曲线运动是匀速运动
6.
如图,质量相同的两物体a、b,用不可伸长的轻绳跨接在一光滑的轻质定滑轮两侧,a在水平桌面的上方,b在水平粗糙桌面上,初始时用力压住b使a、b静止,撤去此压力后,a开始运动。在a下降的过程中,b始终未离开桌面。在此过程中
A.a的动能小于b的动能
B.两物体机械能的变化量相等
C.a的重力势能的减小量等于两物体总动能的增加量
D.绳的拉力对a所做的功与对b所做的功的代数和为零
7.
关于沿圆轨道运行的人造地球卫星,以下说法中正确的是()
A.卫星轨道的半径越大,飞行的速率就越大
B.在轨道上运行的卫星受到的向心力一定等于地球对卫星的引力
C.人造地球卫星的轨道半径只要大于地球的半径,卫星的运行速度就一定小于第一宇宙速度
D.在同一条轨道上运行的不同卫星,周期可以不同

4.解答题(共1题)

8.
离地球表面和月球表面1.8m高处都用v0 =20m/s的初速度水平抛出一颗石子,求:石子分别在地球上和月球上飞行的水平距离。(已知M=81M,R=4R,取地球表面g =10m/s2

5.实验题(共2题)

9.
在“研究平抛运动”的实验中,用一张印有小方格的纸记录轨迹,小方格的边长L=1.25 cm,若小球在平抛运动途中的几个位置如图中abcd所示,则小球平抛的初速度的计算式为v0=________(用Lg表示),其值是________.
10.
(1)在“验证机械能守恒定律”的实验中,有如下器材:
A.打点计时器;
B.低压交流电源(附导线);
C.天平(附砝码);
D.铁架台(附夹子);
E.重锤(附夹子);
F.纸带;
G.秒表,
H复写纸。
其中不必要的有__________;还缺少的是_____________。

(2)如图所示的曲线是一同学做“研究平抛物体的运动”实验时画出的小球做平抛运动的部分轨迹,他在运动轨迹上任取水平位移相等的A、B、C三点,测得△s=0.2m,又测得竖直高度分别为h1=0.1m,h2=0.2m,根据以上数据,可求出小球抛出时的初速度为_________m/s。
试卷分析
  • 【1】题量占比

    单选题:(3道)

    选择题:(1道)

    多选题:(3道)

    解答题:(1道)

    实验题:(2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:4

    7星难题:0

    8星难题:4

    9星难题:1