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光沿着直线传播

Authored by TOH Moe

Science

5th - 6th Grade

Used 284+ times

光沿着直线传播
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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物体与光源的距离越近,所形成的影子越?

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

哪项是能影响影子形状的因素?

光源与物体的距离

光源与屏幕的距离

物体的摆放方式

物体的大小

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

哪项会影响影子的形状?(答案可超过一个)

光源照射的方向

物体摆放的方式

物体表面的光滑度

物体与光源的距离

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪项有关光的传播说明是正确的?

光会穿透任何物体

光只会沿着直线传播

光的传播不会形成影子

光的传播没有距离限制

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如何才能让影子变得更大?

减少物体和屏幕的距离

减少物体和光源的距离

增加光源

减少物体的面积

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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图中显示P物体的影子。

根据影子,推测P物体的形状。

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

图中显示一个物体被光源照射。

哪项是该物体的影子?

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Media Image
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