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下列知识结构不正确的是A.原子B.C.杠杆D.受力情况运动状态不受力静止或匀速直线运动状态...
试题详情
下列知识结构不正确的是( )
A.原子
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGMAAAA/CAYAAAD0d3YZAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
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1r19RRFjmyPwMBhztBK539cIBbGDcfuZVs+4/t7b1ZywHHW0kpEhAdEVDNTRNDAk0eTmxnxmk6ZQ
g1sMG/RsDgYnMKLBiAxCJQ0M8n2AaVHdcwPGATBCUVGR0XkPeL7tqPcgIWptDno2P01RHo6KjM4b
MCLekireqcKbm86yYHDFjbrD0T6XysGo9yGRgaQjCRTUtmwY0dYMLGypFJY6ADWGHJqD4a+BCM7Z
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XSSkImIfabdmvrXMhuGLJ0k5qTqwa/n+0xNSvP05LiIs14mNfv4HtOMIW8yYsCgYdJ62ZrgztQAk
OzIoMDHxctJUuJ6keLcCRAxDIj7i9cgcLqVRteQJH/vKNcdZJA0KWRelaYp7OZO2f7kw0AjRvmdI
7OPOzq0ligxqsbDt5IxyKSfWwqaeDaMSKehuPaQelvDuVDfI6SKCwS1meRyFQXVyOV0jFxGPNOxv
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uHQTqyWUjT23sKQm4YDlX08UcD7TS2wiw1k6gLyGWRTGYorVn7O8RqY6u/4Bb903RIPDToUAAAAA
SUVORK5CYII=
)
B.
![](https://img.xintiku.com/upload/e3/8d/e38df5f6b164704a885265cf81bbdefa.png)
C.杠杆
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAAA/CAYAAABDyo4+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx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ACrP27+eVMgAPUqgPSYqKVIDqthLKcZGLFtuUUQlB6ubEMk+W8UYit8LQMXBh1exXoAQeIzGWQLu
sXUTgOpUqIUPiXMPOApwLJD0Oqjc0x/ejm5AonJrAYd0JbLxHGSKxVoLzZuvpsheHjLU/sttzO/u
GCD9hNT92pY1Pxbzlxn0CegR88EtlvYVAAAAAElFTkSuQmCC
)
D.
受力情况
运动状态
不受力
静止或匀速直线运动状态
受力
受平衡力
变速运动状态
受不平衡力
静止或匀速直线运动状态
相关试题
-
下列知识结构不正确的是( )
A.原子![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGMAAAA/CAYAAAD0d3YZAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAPYSURBVHhe7ZzNcfMgEIbdRcrIIfX44m5yUS25
uJNc3IG7UEaaYCPEsu8uCC+GzHwHDwiW99k/Yc93mhN/0/k831ITOho7nU6z/y88ejie+kzJdooN
3H+v68bTz/uioByNErGE3y1rp/52o+8OgjtfTDBORAQUskYA4z5fPj/mr/OErN/cHA7EcqAjYCAg
1r19RRFjmyPwMBhztBK539cIBbGDcfuZVs+4/t7b1ZywHHW0kpEhAdEVDNTRNDAk0eTmxnxmk6ZQ
g1sMG/RsDgYnMKLBiAxCJQ0M8n2AaVHdcwPGATBCUVGR0XkPeL7tqPcgIWptDno2P01RHo6KjM4b
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pcDLIwMFsd7dBDWJ++w7yXT+it7ISqL36LlFYCCRIemkYsUv7NBi61FiuUtC6xegRWCgRRSBlurZ
XSSkImIfabdmvrXMhuGLJ0k5qTqwa/n+0xNSvP05LiIs14mNfv4HtOMIW8yYsCgYdJ62ZrgztQAk
OzIoMDHxctJUuJ6keLcCRAxDIj7i9cgcLqVRteQJH/vKNcdZJA0KWRelaYp7OZO2f7kw0AjRvmdI
7OPOzq0ligxqsbDt5IxyKSfWwqaeDaMSKehuPaQelvDuVDfI6SKCwS1meRyFQXVyOV0jFxGPNOxv
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x+iqWlUFA005iEWjeD9VUsFA0hQCYm3nCvwXF+he1ueJYUg6IkRoZI51EUvZN2CUUrLAOhsY2p+z
uHQTqyWUjT23sKQm4YDlX08UcD7TS2wiw1k6gLyGWRTGYorVn7O8RqY6u/4Bb903RIPDToUAAAAA
SUVORK5CYII=
)
B.![](https://img.xintiku.com/upload/fc/6f/fc6f83dc8fc64b8ff634708506be11d7.png)
C.杠杆![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAAA/CAYAAABDyo4+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAO7SURBVHhe7VxLcioxDOQW7xhZ5DxsuE02c5Zs
uEk23IBbTIrJc2KMpG61ByahnKpUCsayrVar5Q9hNwc/034/n6IG/5/tdjui1W2TrF22fTuiYm96
dv44zpfOpncfnnqwdmB2Imy74mi2PQLo0l/7e2PTvsGAc7HxACrvM84wber5tWNaDkZ9es9Cm2uA
zvPh5d/8up/ClLEYUybrOWR1yAKEIo1A6bKvJ86wxwMHiZAX7QwLFAYwAaMZdHqfltQ5fpyRv8tz
lgFeZ1mHs+1bcBT7K5FmAWLYgBBGaWEJrJXGbKDqORcbhr0pgOoJZh1EFQWlQjQ2YnJ53v5lqmMK
IIuyTBSyAm3pXMSULECpYNWN2RRDtGYnfG9tipYjiLHf7OoBKNKiSINUABWRZYC4SxVTNQiBo6QS
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nZU0o0FqFazWQdxHX6JUYSaK2POLAZrn7DooI3Y9GoRsmcCswKAfLcqWeqQ7zJKA6YMp0d5SYFOA
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ACrP27+eVMgAPUqgPSYqKVIDqthLKcZGLFtuUUQlB6ubEMk+W8UYit8LQMXBh1exXoAQeIzGWQLu
sXUTgOpUqIUPiXMPOApwLJD0Oqjc0x/ejm5AonJrAYd0JbLxHGSKxVoLzZuvpsheHjLU/sttzO/u
GCD9hNT92pY1Pxbzlxn0CegR88EtlvYVAAAAAElFTkSuQmCC
)
D.
受力情况
运动状态
不受力
静止或匀速直线运动状态
受力
受平衡力
变速运动状态
受不平衡力
静止或匀速直线运动状态
-
下列知识结构不正确的是( )
A.原子![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGMAAAA/CAYAAAD0d3YZAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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SUVORK5CYII=
)
B.![](https://img.xintiku.com/upload/e3/8d/e38df5f6b164704a885265cf81bbdefa.png)
C.杠杆![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAAA/CAYAAABDyo4+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAO7SURBVHhe7VxLcioxDOQW7xhZ5DxsuE02c5Zs
uEk23IBbTIrJc2KMpG61ByahnKpUCsayrVar5Q9hNwc/034/n6IG/5/tdjui1W2TrF22fTuiYm96
dv44zpfOpncfnnqwdmB2Imy74mi2PQLo0l/7e2PTvsGAc7HxACrvM84wber5tWNaDkZ9es9Cm2uA
zvPh5d/8up/ClLEYUybrOWR1yAKEIo1A6bKvJ86wxwMHiZAX7QwLFAYwAaMZdHqfltQ5fpyRv8tz
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bJ8pRy0K81MAZU76rMl473nO1sxRUxP1DYNSU/D4dlhuKpjr5ox2rOGoelzBzJM+MJv2r9RVjnLc
YB1nrKVB6CilLhBW0aIAKpeG7J0YE5l2MlkRb8fwzowyAEVBMYP4NYkT/LCCV6YRmxiQUCVpGeBp
obekaQtLxn5XmJPVnSxV2VIdibtShWrtUuyXKlauexiQEGPq5x6IqA/EBIuVjI0MUBYkZjJqm1Aw
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GCD9hNT92pY1Pxbzlxn0CegR88EtlvYVAAAAAElFTkSuQmCC
)
D.
受力情况
运动状态
不受力
静止或匀速直线运动状态
受力
受平衡力
变速运动状态
受不平衡力
静止或匀速直线运动状态
-
下列知识结构不正确的是( )
A.原子![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGMAAAA/CAYAAAD0d3YZAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAPYSURBVHhe7ZzNcfMgEIbdRcrIIfX44m5yUS25
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XKNy+b6KltGkKc310O6l751hLIe1Hvnd3E25cLAMpDsYCxSr71ZdwhAVjYqTB4yKYnNbDRicQhXH
B4yKYnNbDRicQhXHB4yKYnNbFYGBvqWi19PoetzhWhuvCgMRp1cQxa5DSglYah0EusU54sg4KtX0
DkIVGegPxyTiSuZa9OhSNqkiI9wcBVT6+4JSIlhZRwUDTVX+IdFntN8FWBE0xw4VjBEZOZLTzw4Y
x+iqWlUFA005iEWjeD9VUsFA0hQCYm3nCvwXF+he1ueJYUg6IkRoZI51EUvZN2CUUrLAOhsY2p+z
uHQTqyWUjT23sKQm4YDlX08UcD7TS2wiw1k6gLyGWRTGYorVn7O8RqY6u/4Bb903RIPDToUAAAAA
SUVORK5CYII=
)
B.![](https://img.xintiku.com/upload/c5/f2/c5f22417ec8f448f072cb496b2e74b11.png)
C.杠杆![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAAA/CAYAAABDyo4+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
D.
受力情况
运动状态
不受力
静止或匀速直线运动状态
受力
受平衡力
变速运动状态
受不平衡力
静止或匀速直线运动状态
-
下列知识结构不正确的是
受力情况 | 运动状态 |
不受力 | 静止或匀速直线运动状态 |
受力 | 受平衡力 | 变速运动状态 |
受不平衡力 | 静止或匀速直线运动状态 |
-
下列知识结构不正确的是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAIIAAAA/CAYAAAAsVxBWAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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==
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGcAAAA/CAYAAAD9nNZjAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
C.
受力情况
运动状态
不受力
静止或匀速直线运动状态
受力
受平衡力
静止或匀速直线运动状态
受不平衡力
变速运动状态
D.
-
下列知识结构中,正确的是:
A.
受力情况
运动形式
运动状态
不受力
匀速直线运动或静止
不变
受力
平衡力
非平衡力
变速直线运动或曲线运动
改变
B.
电路
电流路径
有无节点
各用电器是否相互影响
串联电路
一条
无
互不影响
并联电路
两条或
多条
有
互相影响
C.
物态
有无一定形状
有无一定体积
固态
有
有
液态
无
有
气态
无
无
D.
物距u
像的大小
像的倒正
像的虚实
u>2f
缩小
倒正
实像
2f>u>f
放大
正立
实像
u<f
放大
正立
虚像
-
下列说法中正确的是( )
A.物体做匀速直线运动时,一定没有惯性
B.物体受平衡力作用时,运动状态一定不变
C.物体受非平衡力作用时,运动方向一定改变
D.物体不受力作用时,一定保持静止状态
-
下列说法正确的是( )
A.两个相互接触的物体,才有力的作用
B.受三个力的物体一定不会静止
C.物体不受力作用时,一定处于静止状态
D.物体做匀速直线运动时,可能受平衡力作用;做匀速圆周运动,此物体受力一定不平衡
-
关于力和运动的关系,下列说法中正确的是( )
A.物体只有受力时,才会运动
B.力是使物体保持匀速直线运动的原因
C.物体保持静止时,一定不受力
D.物体只有受不平衡力时,运动状态才发生变化
-
下列说法正确的是( )
A.一个物体静止时,一定受到平衡力作用
B.一个物体受到平衡力作用时,一定静止
C.物体不受力作用时,一定处于静止状态
D.物体做匀速直线运动时,可能受到平衡力的作用