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2026年小学科学四年级科学上册期中试卷

  • 2026-11-07 09:22:33
2026年小学科学四年级科学上册期中试卷

这套试卷适合期中自测,打印出来给孩子限时完成。
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小学科学四年级上册期中试卷

考试分数:100分 考试时间:90分钟

一、填空题(每空2分,共30分)

  1. 我们可以用________描述物体运动的快慢,速度等于物体在单位时间内通过的________。
  2. 物体的运动形式很多,按照运动轨迹可分为________运动和________运动。
  3. 判断物体是否运动,要先选定________,物体相对于它的位置发生变化,就是运动的。
  4. 生物学家根据动物是否有脊椎把动物分为________动物和________动物。
  5. 我国的珍稀动物有________、________、________、________。
  6. 鱼在水中靠________呼吸、体表长有鳞片、用鳍运动,鱼也是脊椎动物的一种。
  7. 哺乳动物是一种________动物,________哺乳,体表长有皮毛。

二、判断题(每题2分,共20分,对的打√,错的打×)

  1. 世间没有绝对静止的物体,静止是相对的。()
  2. 荡秋千的运动方式是直线运动。()
  3. 只要物体振动,我们就一定能听到声音。()
  4. 物体的位置变了,说明这个物体运动了。()
  5. 拉力越大,小车运动速度越快。()
  6. 鸟类都有翅膀,所有的鸟都会飞。()
  7. 哺乳动物都是生活在陆地。()
  8. 所有的鱼类身上都长有鱼鳞。()
  9. 参照物只能选择静止的物体。()
  10. 运动的物体具有能量,速度越快,能量越大。()

三、选择题(每题3分,共30分)

1. 下列属于曲线运动的是()
A. 苹果落地 B. 投篮的篮球 C. 电梯升降
2. 停止敲鼓后,鼓声还会持续一小段时间,原因是()
A. 人的错觉 B. 鼓还在振动 C. 空气会发声
3. 下列属于哺乳动物是()
A. 鲤鱼 B. 蝙蝠 C. 乌鸦
4. 鸽子的羽毛分为()绒羽。
A. 正羽 B. 尾羽 C. 侧羽
5. 拉动小车,小车前进,这个力的方向是()
A. 向前 B. 向后 C. 向上
6. 苹果落地属于()
A. 直线运动 B. 曲线运动 C. 直线落地
7. 判断两辆汽车运动快慢,最准确的方法是()
A. 看谁车身大 B. 相同时间比路程 C. 看谁颜色亮
8. 羽毛球在空中飞行时的主要运动形式是()
A. 直线运动 B. 曲线运动 C. 振动
9. 小朋友荡秋千这个运动属于()
A. 滚动 B. 转动 C. 摆动
10. 物体的运动快慢和什么有关()
A. 速度 B. 时间 C. 路程

四、连线题(每线2分,共8分)

将运动物体与对应的运动形式连线
电梯上升     曲线运动
风车转动     直线运动
抛出去的皮球  旋转运动
琴弦震动     振动

五、实验与简答题(12分)

  1. 说出自己认识的四种哺乳动物。(4分)
  2. 运动会上50米跑步,小明跑8秒,小强跑了9秒,他俩谁跑得快,说明理由。(4分)
  3. 怎样判断一个物体是运动还是静止的?(4分)
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👇点击展开参考答案

一、填空题

  1. 速度;路程
  2. 直线;曲线
  3. 参照物
  4. 脊椎;无脊椎
  5. 大熊猫、东北虎、金丝猴、扬子鳄(任选4个即可)
  6. 鳃
  7. 恒温;胎生

二、判断题

  1. √ 2.× 3.× 4.√ 5.√
  2. 6.× 7.× 8.× 9.× 10.√

三、选择题

  1. B 2.B 3.B 4.A 5.A
  2. 6.A 7.B 8.B 9.C 10.A

四、连线题

电梯上升 —— 直线运动
风车转动 —— 旋转运动
抛出去的皮球 —— 曲线运动
琴弦震动 —— 振动

五、实验与简答题

  1. 示例:猫、狗、牛、羊、老虎、兔子等,写出任意四种哺乳动物即可。
  2. 小明跑得快。
  3. 理由:距离相同都是50米,用时越短,运动速度越快,小明用时8秒小于小强9秒,所以小明更快。
  4. 3. 先选定参照物,如果物体相对于参照物的位置发生改变,物体就是运动的;位置没有发生改变,物体就是静止的。
本套试卷覆盖四年级科学期中全部重难点,可用于课堂检测、家庭作业。
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  1. CONNECT:[ UseTime:0.000722s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000943s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000478s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000382s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000516s ]
  6. SELECT * FROM `set` [ RunTime:0.000280s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000650s ]
  8. SELECT * FROM `article` WHERE `id` = 539960 LIMIT 1 [ RunTime:0.000416s ]
  9. UPDATE `article` SET `lasttime` = 1794082294 WHERE `id` = 539960 [ RunTime:0.001615s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000336s ]
  11. SELECT * FROM `article` WHERE `id` < 539960 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000649s ]
  12. SELECT * FROM `article` WHERE `id` > 539960 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000362s ]
  13. SELECT * FROM `article` WHERE `id` < 539960 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000917s ]
  14. SELECT * FROM `article` WHERE `id` < 539960 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000638s ]
  15. SELECT * FROM `article` WHERE `id` < 539960 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000538s ]
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