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齿轮

Authored by TONG Moe

Science

1st Grade - University

Used 2+ times

齿轮
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7 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

齿轮分成

嵌合在一起的齿轮

不嵌合在一起的齿轮

单个齿轮

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

嵌合在一起的齿轮转动的方向是

相同的

相反的

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

大齿轮转了1圈,小齿轮转几圈?

1

2

3

4

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

不嵌合在一起的齿轮是

两个齿轮被分开

两个齿轮触碰一起

由链条连接着

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

不嵌合在一起的齿轮,两个齿轮的方向是

相同的

相反的

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

应用齿轮的东西是

旗杆

手表

时钟

摩多车

自行车

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

要加快速度,我们用

大齿轮推动小齿轮

小齿轮推动大齿轮

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