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二年级科学练习16-光和暗

Authored by AI LIN TAN

Science

2nd Grade

Used 37+ times

二年级科学练习16-光和暗
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪一项不是光源?

桌灯

蜡烛

手电筒

镜子

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪一项光源?

太阳

闹钟

书包

月亮

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

会发光的物体被称为____________

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

镜子不是光源,因为它不会发光。

以上的说明对或错?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪一项不是光源?

灯管

火把

路灯

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

白天在户外的光源是________

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪一项光源?

铅笔

椅子

车灯

干电池

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