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二年级科学 总复习2

Authored by TEO Moe

Science

1st - 12th Grade

Used 11+ times

二年级科学 总复习2
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20 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪个物品可在模型组件里看到?

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2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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这是什么分离方法?

用筛子

用磁铁

漂浮法

用滤纸

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪个方法不能把混合物分开?

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4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪一件是电的绝缘体。

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5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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上图电路元件有什么功用?

接通或截断电路

发出光亮

提供电流

使灯泡更亮

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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青蛙在成长的过程中经历了哪些变化?

变美了

完全没有变化

外形完全改变

体型越来越小

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

4.以下是植物的生长变化,除了

A.叶子的数量

B.叶子的大小

C.花朵的数量

D.茎的圆周

E.植物的高度

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