
4下自然第四單元
Quiz
•
Education
•
1st - 5th Grade
•
Practice Problem
•
Medium
吳俊德 吳俊德
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60 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
手電筒關閉開關,形成斷路,手電筒就不會亮。
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
可以轉換成電的能源有很多種,所以不用特別節約用電。
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
和連接一顆電池相比,並聯 2 顆電池可以使燈泡更亮,也能使電力更持久。
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
鐵製迴紋針容易導電,是電的良導體。
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
使用能源可以讓生活更便利,也可能為環境帶來危害。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
LED 燈泡有兩根接腳,沒有正負極之分,連接電池時不用注意連接方向。
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
地球上的能源只有太陽能對我們是重要的,其他的能源都不重要。
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