
國小四下自然-燈泡亮了

Quiz
•
Science
•
4th Grade
•
Hard
金翰 吳
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
拆開手提燈籠時,我們「無法」看到下列哪項物品?
電池
磁鐵
燈泡
電線
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者「不是」燈泡的構造之一?
玻璃罩
燈絲
灰色接點
塑膠皮
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
手提燈籠裡的燈泡會亮,主要電力來源是?
生質能
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電線實際是內部銅線導電,外面要包一層塑膠皮的主要原因是?
保護使用者安全
增加導電性
降低價格
美觀
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
燈泡通電後是哪個部位在發亮?
螺紋狀金屬體
燈絲
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列描述何者正確?
電線外面是銅線,裡面是光纖或塑膠皮
LED燈泡有3個接腳,長的連接負極、短的連接正極、中間則接地
電池凸的一端為正極
燈泡內部兩端分別連接玻璃罩和導線
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將燈泡、電池和電線確實連接成通路,如果燈泡不亮原因可能是?
電池沒有電
電線太長電還在跑
電線太細
燈泡太小
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