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Y4 SC 单元八 材料的性质

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Science

4th Grade

Used 9+ times

Y4 SC 单元八 材料的性质
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18 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

右图显示两种材料。

哪项是这两种材料的来源?

动物

植物

岩石

石油

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

哪项有材料与物品的搭配是正确的?

毛巾-木材

轮胎-橡胶

橡胶手套-棉

板手-丝

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

哪些材料能够沉在水里?

金属

塑料

木材

橡胶

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把K材料和L材料放在一盆水里。K材料会吸水,L材料不透水。

K材料和L材料是?

木材,棉

橡胶,木材

棉,塑料

塑料,橡胶

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

右图显示四种物体在水里的位置。

根据右图,哪种物体没有浮力?

P

Q

R

S

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

右图显示根据物体的导电能力分类的树型图。

J和K分别是?

人造布料,铜

塑料,银

砖块,木材

钢,橡胶

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

右图显示一种厨具。

哪项是Q部分的性质?

能吸水

没有浮力

电导体

热的绝缘体

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