
113-SC-CH4
Authored by 陳俊明 陳俊明
Science
5th Grade
Used 6+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在磁鐵的N極附近放置一磁針,磁針指針尖端代表磁針N極,則下列圖形何者正確?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甲、乙兩根鐵棒,不論哪兩端靠近,均互相吸引,則下列何者正確?
一根只有N極,另一根只有S極
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
讓長條形磁鐵漂浮在水面上,當磁鐵靜止轉動時,此時磁鐵的S極會指向哪一個方向?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於地磁的敘述,哪一個錯誤?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個物品的N極與S極指向的方向,會與其他三者不同?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
兩個通電後的電磁鐵線圈互相靠近時會產生排斥現象,這種反應代表線圈具有哪一種特性?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
製作「電磁鐵」時,利用砂紙磨除漆包線的漆,主要的目的是
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