
國小自然4下ch4光的世界
Authored by 郭以文* 郭以文*
Science
4th Grade
Used 48+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
發光的手電筒是光源嗎?
是
否
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
安全島告示牌是光源嗎?
是
否
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
點燃的營火是光源嗎?
是
否
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
門縫的光線是光束還是光線
光束
光線
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
雷射光是光線還是光束
光線
光束
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
點燃的蠟燭是光源嗎?
是
否
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
此圖是利用光線反射原理
是
否
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