
简单机械
Authored by KO SW
Science
1st - 10th Grade
Used 1+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
筷子应用了哪种简单的机械原理?
滾子
斜面
滑轮
杠杆
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
杠杆上施力的位置是__。
支点
重点
力点
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
支撑杠杆的转动中心是__。
重点
支点
力点
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一种工具不属于於杠杆原理的应用?
剪刀
镊子
面包夾
温度计
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项不是简单机械
杠杆
斜面
螺旋
磁力
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下都是杠杆的用途,除了
省力
方便
工作有效率
切割物体
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中显示一种应用杠杆原理的工具。
P、Q和R分别代表杠杆中的哪些位置?
P :重点,Q: 支点,R: 力点
P :力点,Q: 重点,R: 支点
P :支点,Q: 力点,R: 重点
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