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20 Y4 SC (U8:材料)

Authored by Miss Jia

Science

4th Grade

Used 2+ times

20 Y4 SC (U8:材料)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

丝的来源是什么?

植物

动物

岩石

石油

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

塑料和R 材料的来源是相同的。R 材料是什么?

橡胶

人造布料

金属

玻璃

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

W 材料源自动物,它能制成线和冬衣。W 材料是什么?

皮革

羊毛

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

P 和 Q部分的制作材料分别源自什么?

B

A

C

D

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

哪些物体的材料来源是相同的?

Y 和 Z

X 和 Y

X 和 Z

X, Y, Z

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

下图显示一项活动。为什么橡胶适合用于制造篮球?

橡胶不透水

橡胶有弹性

橡胶在水中是沉的

橡胶不容易传热

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

下图显示一种材料的来源。该材料具有什么性质?

不透水

会吸水

没有弹性

电的绝缘体

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