六自第四單元作業
Authored by 光明國小陳慶榕 光明國小陳慶榕
Science
6th Grade
Used 1+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
探險家攜帶指北針的目的，是利用指北針來指引方向。
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
指北針的指針箭頭為S極，會被磁鐵N極吸引。
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電線擺放位置不變，改變電流的方向，通電線圈對指北針箭頭的影響會改變。
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通電的電線會產生磁性，靠近指北針時，會使指北針的指針偏轉。
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
漆包線外面因為沒有一般電線的塑膠皮，所以使用時直接連接上電池即可使用。
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
利用電磁鐵可以製作出會發出聲響或轉動的物品。
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地磁的S極靠近地球的北方，會和磁鐵的N極互相吸引。
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