
简单机械(Quizizz 1)

Quiz
•
Science
•
5th Grade
•
Medium

FUNG MAN KUAN
Used 43+ times
FREE Resource
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
简单机械可分为几种?
5
6
7
8
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
以下哪个是第一类杠杆?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下图那个是第三类杠杆?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
以下哪一种工具属于第二类杠杆?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
“斜面越长,斜面的倾斜度越小,就越省力。”
对
错
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
这种工具是以什么机械原理来操作?
螺旋
齿轮
轮轴
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
以下的工具都是以尖劈的原理操作,除了
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