電磁鐵練習題庫01
Quiz
•
Instructional Technology
•
1st - 5th Grade
•
Practice Problem
•
Medium
陳俊明 陳俊明
Used 13+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分別用磁鐵棒的兩端靠近指北針，會看見磁鐵與指北針的指針發生同極相吸，異極相斥的現象。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
拿磁鐵的N極接近指北針時，會發現指北針的S極會被吸引過來。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將磁鐵棒的N極靠近指北針時，指針箭頭會偏轉，原因與兩個磁鐵棒的N極互相靠近時會互相排斥的原理相同。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分別將沒有通電的電線和通電的電線靠近指北針，都可以讓指北針的指針偏轉。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地球內部有一個大磁鐵的構造，且地球的北方是S極，所以能吸引指北針的N極，使指北針指向正確方位。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地磁的S極在地球的正南方，地磁的N 極在地球的正北方。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分別將通電的電線沿著南北方向，放在指北針上方和下方，指針箭頭偏轉方向都相同。
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