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光与影子

Authored by LIEW Moe

Science

2nd - 4th Grade

Used 100+ times

光与影子
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30 questions

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1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

光的特性(选三个)

光沿着直线传播

光会反射

光会折射

光会形成影子

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

光被物体阻挡会…

形成影子

会反射

会折射

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

…会影响影子的大小

物体与光源照射的方向

物体与光源的距离

物体与光源的大小

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

…会影响影子的形状(选两个)

物体的摆放方式

物体的大小

光源照射的方向

5.

MULTIPLE CHOICE QUESTION

2 mins • 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

6.

MULTIPLE CHOICE QUESTION

2 mins • 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

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

图中显示P物体的影子。

根据影子,推测P物体的形状。

Media Image
Media Image
Media Image
Media Image

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