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二年级科学(影子的清晰度)覃老师

Authored by SAM Moe

Science

2nd Grade

Used 12+ times

二年级科学(影子的清晰度)覃老师
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

当光不能透过物体时,这类物体会形成________。

清晰的影子

模糊的影子

非常模糊或没有影子

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

当一部份的光能透过物体时,这类物体会形成________。

清晰的影子

模糊的影子

非常模糊或没有影子

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

当大部份的光能透过物体时,这类物体会形成________。

清晰的影子

模糊的影子

非常模糊或没有影子

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪种物体不能让光透过?

Media Image
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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪种物体能让一部分的光透过?

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪种物体能让大部分的光透过?

Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

塑料瓶所形成的影子清晰度如何?

清晰

模糊

非常模糊或没有影子

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