QUIZIZZ匯入檔 108課綱四上自然 4-1 練習題 2(共10題)

Quiz
•
Physics
•
4th Grade
•
Medium
WU CHENG TA
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將電的良導體接在一個通路中,會發生下列哪一種情形?
通路變成斷路
通路中的物品都壞了
通路維持正常運作
電力會消失
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於開關的敘述,哪一項是正確的?
電器用品的開關,可以節省電力消耗
所有電器用品的開關,都具有鮮豔的顏色
開關主要是控制電力的強弱
關上開關,形成通路,燈泡不亮
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電器用品開關中的「OFF」通常代表什麼意義?
開關打開,電路是通路
開關關閉,電路是通路
開關打開,電路是斷路
開關關閉,電路是斷路
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下圖是一個燈泡和電池相連的電路,請問將下列哪一種物品放在甲點和乙點之間會讓燈泡發亮?
木片
塑膠湯匙
橡皮筋
鐵尺
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小寶想要製作簡易開關來控制電路中的燈泡亮或不亮,請問他不適合用下列何者來連接電線?
鐵製迴紋針
鐵片
橡皮擦
硬幣
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電線的表面包裹著一層塑膠皮,請問其主要的功能是什麼?
避免觸電
美觀
標示價格
標示正、負極
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一項物品是電的不良導體?
鋁箔紙
木製冰棒棍
鐵製長尾夾
迴紋針
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