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二年级科学:《光和暗》

Authored by WONG Moe

Science

2nd Grade

Used 5+ times

二年级科学:《光和暗》
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

书包是 光源 吗?

不是

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪个 是光源

风扇

电灯

衣服

食物

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

顺序排列 照明用具的发展。

火把-》煤油灯-》灯笼-》电灯

火把-》灯笼-》煤油灯-》电灯

灯笼-》火把-》煤油灯-》电灯

火把-》灯笼-》电灯-》煤油灯

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪个是人类最主要的光源

月亮

彩虹

太阳

星星

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪项不是 光的重要性?

灯塔能照亮四周。

有了光源,人类较容易进行活动。

车灯能方便人类在夜间行驶。

光源能帮助人类晒干衣服。

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

图中的手势会产生怎样的影子吗?

Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

图中的手势会产生怎样的影子吗?

Media Image
Media Image
Media Image

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