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六年级科学 复杂机械

Science

12th Grade

Used 767+ times

六年级科学 复杂机械
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

自行车应用了几个简单机械操作。

以下哪一个不是自行车应用的简单机械?

杠杆

尖劈

齿轮

轮轴

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

试把复杂机械和它所应用的简单机械匹对。

齿轮,螺旋,轮轴

尖劈,齿轮,螺旋

齿轮,轮轴,螺旋

齿轮,轮轴,斜面

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

试把复杂机械和它所应用的简单机械匹对。

杠杆,螺旋

尖劈,杠杆

螺旋,齿轮

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

试把复杂机械和它所应用的简单机械匹对。

齿轮,杠杆,螺旋,尖劈

杠杆,齿轮,轮轴,尖劈

齿轮,轮轴,螺旋,尖劈

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

W工具运用了以下的简单机械原理来操作:

轮轴

杠杆

斜面

哪一个最有可能是W工具?

Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

P应用尖劈和轮轴来操作。


P是什么工具?

螺丝起子

剪刀

手推车

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

起重器应用杠杆、轮轴和螺旋的原理来操作。

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