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二年级科学 (第8课 : 混合物)

Authored by DANNY Moe

Science

2nd Grade

Used 150+ times

二年级科学 (第8课 : 混合物)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

混合物是两种以上的物质掺和在一起。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

有些物质在水里溶解,有些物质不能在水里溶解。

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请选出不是分离混合物的方法

用手

用筛子

漂浮法

用汤匙

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请选出分离(腰果和葡萄干)的方法。

用手

蒸发

用筛子

用滤纸

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请选出分离(树枝和硬币)的方法。

用磁铁

漂浮法

蒸发

用筛子

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请选出分离(沙和铁钉)的方法。

用滤纸

漂浮法

蒸发

用磁铁

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请选出分离(盐和水)的方法。

用磁铁

蒸发

用手

用筛子

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