
自然總複習測驗
Authored by 陳耀民 老師
Science
6th Grade
Used 1+ times

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65 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
異極相吸、同極相斥的原理不適用在指北針和磁鐵之間。
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電磁鐵通電後才會產生磁力,且磁極的方向固定不變。
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磁浮列車是利用磁力推動,使列車懸浮於軌道上行駛。
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
全世界最早的地震儀是東漢 張衡設計的地動儀。
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
想要改變電磁鐵的磁極方向,可以改變電池的連接方向。
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磁力線的分布密度越高,表示磁場愈強。
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通電的線圈實驗中,漆包線兩端磨除後,並往同方向纏繞在吸管上再通電,此時會發現無法吸引迴紋針,主要的原因是沒有磁力。
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