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齿轮

Authored by g-24068341@moe-dl.edu.my Lay Beng

Science

6th Grade

Used 55+ times

齿轮
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什么是齿轮?

边缘有整齐齿状的轮子

中间有槽,能够绕轴转动的轮子

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

齿轮有何功用?

能够传递动力

能改变物体移动的方向

能加快或减慢物体移动的速度

能让物体移动,上升或下降

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

当齿轮咬合时 ,两个齿轮转动的方向是( )

相同

不同

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

根据上图,大齿轮特动一圈,,被帶动的小齿轮会转动( )

2圈

1圈

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

两个齿轮的大小不同,转动的圈数也( )

不同

相同

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

当齿轮以链条连接 ,两个齿轮转动的方向是( )

相同

不同

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

根据上图,齿轮转动的方向是( )

相同

不同

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