
3-3水溶液的導電性
Quiz
•
Science
•
5th Grade
•
Practice Problem
•
Easy
Luo Chiu
Used 4+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果沒有發光二極體,檢測導電性時可以用什麼代替?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果以潮溼的手接觸電力開關,可能會發生哪種情況?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電壓的單位是什麼?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一項關於用電安全的敘述是錯誤的?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一項不是發光二極體的優點?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將電路的電線接觸水溶液後,發光二極體會發光,表示水溶液具有什麼特性?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將發光二極體與電線、電池連接,再接上哪一種水溶液後,發光二極體不會發光?
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