康軒版四下自然 4-3 電的應用
Quiz
•
Physics
•
4th Grade
•
Medium
WU CHENG TA
Used 11+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種生活中的電器或物品,主要是使用電力公司傳送過來的電力?
手電筒
烤麵包機
電子錶
鬧鐘
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電動玩具車可以移動,和下列哪一個構造沒有關係?
電池
電線
小馬達
燈泡
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
遇到停電時,生活會有什麼不方便?
不能睡覺
不能吹直笛
不能使用瓦斯
不能使用烤麵包機
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通路中的小馬達會轉動,轉動的是小馬達的哪一個部分?
外殼
兩側的金屬片
軸心
連接的電線
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種方法無法做到節約用電?
少搭電梯,多走樓梯
隨手關燈
電器使用完畢,隨手關閉電源開關
洗澡時,一直開著電視
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪些方法可以清楚觀察小馬達轉動的方向?
甲、在軸心上加一段膠帶;
乙、在軸心上裝風車葉片;
丙、在軸心上貼一段小紙片。
甲乙
乙丙
甲丙
甲乙丙
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
爸爸買了一支電子錶送給志明。請問電子錶會運作是因為裡面的什麼物品提供動力?
電池
磁鐵
彈簧
電線
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