陕西省宝鸡市陇县2025-2026学年八年级下学期期中教学质量检测物理试卷

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陇县2025-2026学年度第二学期期中教学质量检测试题(卷)

八年级   物理

注意事项:

1.本试卷分为第一部分(选择题)和第二部分(非选择题),总分80分。考试时间80分钟。

2.领到试卷和答题卡后,请用0.5毫米黑色墨水签字笔,分别在试卷和答题卡上填写姓名和准考证号,同时用2B铅笔在答题卡上填涂对应的试卷类型信息点。

3.请在答题卡上各题的指定区域内作答,否则作答无效。

4.答作图题时,先用铅笔作图,再用规定的签字笔描黑。

第一部分(选择题共20分)

一、选择题(共10小题,每小题2分,计20分。每小题只有一个选项是符合题意的)

1.历史上首先测出大气压大小的科学家是(     )

A.托里拆利 B.牛顿 C.帕斯卡 D.阿基米德

2.运动员投篮时,将篮球投出去的力的施力物体是(     )

A.地球 B.篮球 C.篮筐 D.运动员

3.天和号核心舱内适宜航天员工作生活的气压约为(     )

A. B. C. D.

4.下列情景中,物体受平衡力的是(     )

A.正在弯道匀速滑行的滑冰运动员 B.空中加速下落的苹果

C.在空中匀速下落的降落伞 D.正在减速进站的火车

5.碰撞试验是检测汽车安全性能的重要方式之一。如图所示,让载有假人的汽车,以一定的速度冲向墙壁,碰撞后根据车辆和假人的受损程度、车门能否打开等指标判定汽车的安全性能。在汽车与墙壁碰撞的过程中(     )

image

A.汽车对墙壁的力使汽车发生形变

B.墙壁对汽车的力使汽车运动状态改变

C.汽车对墙壁的力大于墙壁对汽车的力

D.汽车对墙壁的力和墙壁对汽车的力施力物体相同page number 0

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6.如图所示的生产生活实例与相关物理知识的说法中,正确的是(     )

A.图甲中,擦除字迹时要用力压住橡皮是为了增大摩擦力

B.图乙中,跳远运动员助跑起跳后在空中继续向前运动是因为受到惯性的作用

C.图丙中,拦河坝下宽上窄是因为液体的压强随深度的增加而减小

D.图丁中,伞面被风向上卷起是因为伞面上方空气流速大压强大的缘故

7.某兴趣小组对物理课本上的插图进行了讨论,下列对插图的介绍正确的是(     )

A.甲图:玻璃管中的液体只对橡胶膜有压强

B.乙图:粗管中水的流速最快压强最小

C.丙图:滑雪者没有陷入雪中是因为她对雪压力较小

D.丁图:盆景水位保持一定的高度是因为大气压的作用

8.目前无人机运送货物或者快递已经越来越常见,如图甲所示,四旋翼无人机下方用细绳悬挂一个重物,当无人机B带着重物A匀速直线上升时,无人机和重物的受力情况如图乙所示。下列分析正确的是(     )

A.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和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是一对相互作用力

B.eqWmf183GmgAAAAAAAOABQAIACQAAAACxXQEACQAAA28BAAACAJoAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAJAAuABCwAAACYGDwAMAE1hdGhUeXBlAABgABIAAAAmBg8AGgD/////AAAQAAAAwP///6b///+gAQAA5gEAAAUAAAAJAgAAAAIFAAAAFALjARgBHAAAAPsCIP8AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAkAAAAyCgAAAAABAAAAQgDAAQUAAAAUAoABRgAcAAAA+wKA/gAAAAAAAJABAQAAAAACABBUaW1lcyBOZXcgUm9tYW4AGNR2AAPsj3awkJV22wqQdgQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAEYAAAOaAAAAJgYPACkBQXBwc01GQ0MBAAIBAAACAQAARGVzaWduIFNjaWVuY2UsIEluYy4ABQEABwtEU01UNwABE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAgCDRgAPAAMAGwAACwEADwECAINCAAAPAAEBAAAAAAoAAAAmBg8ACgD/////AQAAAAAAHAAAAPsCEAAHAAAAAAC8AgAAAIYBAgIiU3lzdGVtAHa1BooAAAAKAAYAAACJL2aftQaKANsKkHYEAAAALQEAAAQAAADwAQEAAwAAAAAA和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是一对平衡力

C.如果无人机水平匀速飞行时,悬挂重物的细绳不会偏离竖直方向

D.如果无人机竖直上升时细绳突然断裂,重物会立即竖直下落

9.一个人用的力沿竖直方向提一袋质量为的米,则米袋受到的合力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取10 N/kg(     )

A.为,方向竖直向上 B.为0page number 1

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C.为,方向竖直向上 D.为,方向竖直向下

10.如图所示,置于水平桌面的三个相同烧杯,分别装有质量相等的三种不同液体,和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是三种液体中距杯底等高的点,则(     )

image

A.液体密度: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 B.液体对烧杯底部的压强:eqWmf183GmgAAAAAAAIAJQAIACQAAAADRVQEACQAAA8cCAAACAMkAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAJAAoAJCwAAACYGDwAMAE1hdGhUeXBlAABgABIAAAAmBg8AGgD/////AAAQAAAAwP///6b///9ACQAA5gEAAAUAAAAJAgAAAAIFAAAAFALjASwBHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAoAAAAyCgAAAAACAAAAWqD1BhoBHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuABjUdgAD7I92sJCVdtsKkHYEAAAALQEBAAQAAADwAQAACQAAADIKAAAAAAEAAACgAMABBQAAABQC6gFSBBwAAAD7AiD/AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAAAEAAAA8AEBAAkAAAAyCgAAAAABAAAAoAAkARwAAAD7AiD/AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAoADAAQUAAAAUAoABagAcAAAA+wKA/gAAAAAAAJABAQAAAAACABBUaW1lcyBOZXcgUm9tYW4AGNR2AAPsj3awkJV22wqQdgQAAAAtAQAABAAAAPABAQAMAAAAMgoAAAAAAwAAAHBwcAAmA88DAAMFAAAAFAKAATQCHAAAAPsCgP4AAAAAAACQAQAAAAEAAgAQU3ltYm9sAHZrv5F2QAAAABjUdgAD7I92sJCVdtsKkHYEAAAALQEBAAQAAADwAQAACgAAADIKAAAAAAIAAAA+Ps8DAAMFAAAAFALjAVkIHAAAAPsCIP8AAAAAAACQAQAAAIYAAgAAy87M5QCQlXZrv5F2QAAAABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAQAAADwAQEACgAAADIKAAAAAAIAAAC818ABAAAFAAAAFALqAYoEHAAAAPsCIP8AAAAAAACQAQAAAIYAAgAAy87M5QCQlXZrv5F2QAAAABjUdgAD7I92sJCVdtsKkHYEAAAALQEBAAQAAADwAQAACgAAADIKAAAAAAIAAACx+8ABAADJAAAAJgYPAIcBQXBwc01GQ0MBAGABAABgAQAARGVzaWduIFNjaWVuY2UsIEluYy4ABQEABwtEU01UNwABE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAgCDcAAPAAMAGwAACwEADwECAIFaAAAPAAEBAAoPAQIEhj4APgIAg3AADwADABsAAAsBAA8BAgCBoAACAIwZTgIAgaAAAA8AAQEACg8BAgSGPgA+AgCDcAAPAAMAGwAACwEADwECAIGgAAIAjDJ1AgCBoAAADwABAQAAAAAKAAAAJgYPAAoA/////wEAAAAAABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQB2tQaKAAAACgAGAAAAJC5m5rUGigDbCpB2BAAAAC0BAAAEAAAA8AEBAAMAAAAAAA==

C.烧杯对桌面的压力:eqWmf183GmgAAAAAAAAAKQAIACQAAAABRVgEACQAAA1MDAAACAM4AAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAJAAgAKCwAAACYGDwAMAE1hdGhUeXBlAABgABIAAAAmBg8AGgD/////AAAQAAAAwP///6b////ACQAA5gEAAAUAAAAJAgAAAAIFAAAAFALjARUBHAAAAPsCIP8AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAkAAAAyCgAAAAABAAAAoAAaARwAAAD7AiD/AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAoABMBhwAAAD7AiD/AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAAAEAAAA8AEBAAkAAAAyCgAAAAABAAAAoAAkARwAAAD7AiD/AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAQAEAAAA8AEAAAkAAAAyCgAAAAABAAAAoHnAAQUAAAAUAuoBwwQcAAAA+wIg/wAAAAAAAJABAAAAAAACABBUaW1lcyBOZXcgUm9tYW4AGNR2AAPsj3awkJV22wqQdgQAAAAtAQAABAAAAPABAQAJAAAAMgoAAAAAAQAAAKAAJAEcAAAA+wIg/wAAAAAAAJABAAAAAAACABBUaW1lcyBOZXcgUm9tYW4AGNR2AAPsj3awkJV22wqQdgQAAAAtAQEABAAAAPABAAAJAAAAMgoAAAAAAQAAAKAAwAEFAAAAFAKAAUYAHAAAAPsCgP4AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAQAAADwAQEADAAAADIKAAAAAAMAAABGRkYArgO4AwADBQAAABQCgAG8AhwAAAD7AoD+AAAAAAAAkAEAAAABAAIAEFN5bWJvbAB2a7+RdkAAAAAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAQAEAAAA8AEAAAoAAAAyCgAAAAACAAAAPj64AwADBQAAABQC4wFNARwAAAD7AiD/AAAAAAAAkAEAAACGAAIAAMvOzOUAkJV2a7+RdkAAAAAY1HYAA+yPdrCQlXbbCpB2BAAAAC0BAAAEAAAA8AEBAAoAAAAyCgAAAAACAAAAvNdmBwAAHAAAAPsCIP8AAAAAAACQAQAAAIYAAgAAy87M5QCQlXZrv5F2QAAAABjUdgAD7I92sJCVdtsKkHYEAAAALQEBAAQAAADwAQAACgAAADIKAAAAAAIAAADS0sABAAAFAAAAFALqAfsEHAAAAPsCIP8AAAAAAACQAQAAAIYAAgAAy87M5QCQlXZrv5F2QAAAABjUdgAD7I92sJCVdtsKkHYEAAAALQEAAAQAAADwAQEACgAAADIKAAAAAAIAAACx+8ABAADOAAAAJgYPAJEBQXBwc01GQ0MBAGoBAABqAQAARGVzaWduIFNjaWVuY2UsIEluYy4ABQEABwtEU01UNwABE1dpbkFsbEJhc2ljQ29kZVBhZ2VzABEFVGltZXMgTmV3IFJvbWFuABEDU3ltYm9sABEFQ291cmllciBOZXcAEQRNVCBFeHRyYQATV2luQWxsQ29kZVBhZ2VzABEGy87M5QASAAghLyfyXyGPIS9HX0FQ8h8eQVD0FQ9BAPRF9CX0j0JfQQD0EA9DX0EA8h8gpfIKJfSPIfQQD0EA9A9I9Bf0j0EA8hpfRF9F9F9F9F9BDwwBAAEAAQICAgIAAgABAQEAAwABAAQABQAKAQAQAAAAAAAAAA8BAgCDRgAPAAMAGwAACwEADwECAIGgAAIAjDJ1AgCBoAAADwABAQAKDwECBIY+AD4CAINGAA8AAwAbAAALAQAPAQIAgaAAAgCMGU4CAIGgAAAPAAEBAAoPAQIEhj4APgIAg0YADwADABsAAAsBAA8BAgCBoAACAIxZTgIAgaAAAA8AAQEAAAAACgAAACYGDwAKAP////8BAAAAAAAcAAAA+wIQAAcAAAAAALwCAAAAhgECAiJTeXN0ZW0AdrUGigAAAAoABgAAAKErZte1BooA2wqQdgQAAAAtAQEABAAAAPABAAADAAAAAAA= D.三点液体的压强: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

第二部分(非选择题:共60分)

二、填空与作图题(共7小题,计15+2=17分)

11.(2分)如图所示,利用铅垂线将质量为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的相框挂在墙上,铅锤线的工作原理是利用重力的方向总是________,g取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,则相框所受重力为________。

image

12.(2分)如图所示为根据“力与运动”的有关内容绘制的知识结构图,请将图中内容填写完整:①处应为________,②处应为________。

image

13.(3分)如图所示,小明和小华穿着轮滑鞋静止站在平滑地面上。小华用力推小明,小明向前运动,小华向________(选填“前”或“后”)运动。小明由静止开始运动是因为受到对他的作用力。分离后两人能继续滑行是由于他们具有________。page number 2

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