Y419 机械 - 简单机械
Quiz
•
Physics
•
6th Grade
•
Practice Problem
•
Medium
KFC Science
Used 111+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
辘轳运用了什么简单机械？
轮轴
杠杆
螺旋
斜面
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一个简单机械不省力？
轮轴
第一类杠杆
第二类杠杆
第三类杠杆
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
汽车驾驶盘和上图哪一项使用相同的简单机械原理？
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一个斜面比较省力？
斜面A
斜面B
斜面C
斜面D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
指甲剪使用了什么种类的简单机械?
杠杆和尖劈
斜面和轮轴
斜面和尖劈
杠杆和斜面
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
剪刀使用了什么种类的简单机械?
斜面和尖劈
斜面和轮轴
杠杆和尖劈
杠杆和斜面
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一个运用了杠杆来省力？
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