
影子的形成
Presentation
•
Science
•
2nd Grade
•
Hard
CY Tiong
FREE Resource
6 Slides • 0 Questions
1
影子的形成
当光被阻挡时,就会形成影子
2
影子是什么颜色的?
黑色
3
影子的清晰度:
透明体
经过透明体时=》没形成影子
保鲜膜是透明的,所以可以清楚的看见碗里的水果
4
影子的清晰度:
半透明体
经过半透明体时=》形成模糊的影子
毛玻璃是半透明的,所以可以模糊的看见毛玻璃后的影子
5
影子的清晰度:
不透明体
经过不透明体时=》形成清晰的影子
木门是不透明的,所以看不见孩子的整个身体。
6
皮影戏
利用光的特性所形成的“影子游戏”
影子的形成
当光被阻挡时,就会形成影子
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