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六年级科学~复杂机械

Authored by ASZ Moe

Science

1st - 6th Grade

Used 63+ times

六年级科学~复杂机械
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什么是复杂机械?

由两种或以上的简单机械所组成

结构简单但外形复杂的机械

可轻易进行工作的工具

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪一个不是复杂机械?

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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右图是一组学生制作的复杂机械。

这个模型应用了哪些简单机械?

齿轮,轮轴

轮轴,螺旋

滑轮,齿轮

螺旋,滑轮

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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W 最有可能是什么工具?

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

X工具是运用尖劈和杠杆这两种简单机械原理来操作。

以下哪一个最有可能是X工具?

菜刀

水瓢

长度

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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以下哪一种工具和铅笔刨运用相同的原理操作?

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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图中的工具运用了哪些简单机械原理操作?

杠杆和斜面

尖劈和杠杆

尖劈和齿轮

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