1.单选题- (共12题)

A. 3.0km B. 2.1km C. 1.9km D. 1.0km
A.分别指平均速度和瞬时速度的大小 |
B.分别指瞬时速度和平均速度的大小 |
C.均指平均速度的大小 |
D.均指瞬时速度的大小 |

A.第一次用较小的力推木箱,木箱受到的摩擦力大于推力 |
B.第一次用较小的力推木箱,推力对木箱做正功 |
C.第二次用较大的力推木箱,木箱受到的摩擦力对木箱做正功 |
D.第二次用较大的力推木箱,推力对木箱做正功 |

A.乙图中b点时刻,人处于超重状态 |
B.乙图中d点时刻,人处于失重状态 |
C.乙图中g点时刻,人处于失重状态 |
D.乙图中i点时刻,人的速度为零 |




A.小球克服空气阻力做的功等于mgh |
B.重力对小球做的功等于![]() |
C.合外力对小球做的功等于![]() |
D.小球重力势能增加了mgh |



A.2F |
B.F |
C.![]() |
D.![]() |



A.A点的电场强度一定大于B点电场强度 |
B.A点的电场强度一定小于B点电场强度 |
C.A点电势一定高于B点电势 |
D.A点电势一定低于B点电势 |

A. 把A板向右移,C变大,θ增大
B. 把A板向左移,C变大,θ增大
C. 把A板直向下移,C变大,θ减小
D. 把A、B板间插入一块电介质,C变大,θ减小
2.选择题- (共2题)
阅读下面短文,掌握其大意,然后从各题所给的A、B、C、D四个选项中选出最佳选项。
There is a well-known story about a farmer1 found an eagle(鹰) egg. The story reminds us of the importance of developing our full potential(潜力).
One day, a hardworking 2 found an eagle's egg lying on the ground of his farm. He was in a hurry 3 he paid no attention to it and 4placed it together with all the chicken eggs. After several days, the egg hatched(孵化)and the little eagle 5 into the world.
The eagle thought he was 6 same as the other chickens, 7 the eagle pecked(啄食)and dug for worms. He ran about and sometimes jumped around, flying a few 8 in the air like the chickens. Over the years, the eagle grew old and tired. One day he saw a splendid bird 9 overhead, and asked, “ 10 is that?” “That's the king of the 11— the bald eagle,” replied a chicken. “The sky is her home. We're chickens -- our home is 12 the farm.”
And so the eagle lived and died 13 a chicken, for that's what he believed he was.
Are you an eagle tha 14 like a chicken? 15 , many people have great talents bu 16 bring them to use. Actually, we 17 make our talents take off by developing our character strengths. Suppose there was a young man who 18 in the world. He asked questions about his environment, explored new neighborhoods where he lived, and soon he mentally mapped out the city he lived in. He used his curiosity to make the 19 of his talents for spatial(空间的)intelligence.
When we use our character strengths, we will 20 that we are eagles.
阅读下面短文,掌握其大意,然后从各题所给的A、B、C、D四个选项中选出最佳选项。
There is a well-known story about a farmer1 found an eagle(鹰) egg. The story reminds us of the importance of developing our full potential(潜力).
One day, a hardworking 2 found an eagle's egg lying on the ground of his farm. He was in a hurry 3 he paid no attention to it and 4placed it together with all the chicken eggs. After several days, the egg hatched(孵化)and the little eagle 5 into the world.
The eagle thought he was 6 same as the other chickens, 7 the eagle pecked(啄食)and dug for worms. He ran about and sometimes jumped around, flying a few 8 in the air like the chickens. Over the years, the eagle grew old and tired. One day he saw a splendid bird 9 overhead, and asked, “ 10 is that?” “That's the king of the 11— the bald eagle,” replied a chicken. “The sky is her home. We're chickens -- our home is 12 the farm.”
And so the eagle lived and died 13 a chicken, for that's what he believed he was.
Are you an eagle tha 14 like a chicken? 15 , many people have great talents bu 16 bring them to use. Actually, we 17 make our talents take off by developing our character strengths. Suppose there was a young man who 18 in the world. He asked questions about his environment, explored new neighborhoods where he lived, and soon he mentally mapped out the city he lived in. He used his curiosity to make the 19 of his talents for spatial(空间的)intelligence.
When we use our character strengths, we will 20 that we are eagles.
3.多选题- (共2题)



A.三个等势面的电势相等 |
B.等势面1的电势高于等势面2的电势 |
C.若将一正电荷由a移到b,电场力做正功 |
D.若将一正电荷由a移到b,电场力做负功 |
4.解答题- (共3题)






(1)木箱的加速度a的大小;
(2)木箱运动

(3)从静止开始到木箱运动






(1)求平衡车能达到的最大行驶速度

(2)假设启动过程是由静止开始的加速度为a的匀加速运动,平衡车达到最大功率所用的时间t为多少?
(3)小明想研究此平衡车在一定条件下的续航里程









(1)电场强度的大小E;
(2)A、B两点间的电势差

(3)将该试探电荷从A点移至B点的过程中,电场力所做的功W。
5.实验题- (共2题)

A.钩码静止时受到的弹力和重力是一对作用力与反作用力
B.钩码静止时受到的弹力和重力是一对平衡力
C.钩码静止时受到的弹力和重力本来就是同一个力




a.请用“

b.请根据所有点迹“















(1)关于本实验,以下说法正确的是______.
A.必须用秒表测出重物下落的时间 |
B.打点计时器应连接直流电源 |
C.验证时,必须测量重锤的质量或重力 |
D.选择质量较大、体积较小的重锤可以减小实验误差 |








-
【1】题量占比
单选题:(12道)
选择题:(2道)
多选题:(2道)
解答题:(3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:9
7星难题:0
8星难题:7
9星难题:3