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6上自然4-2

Authored by Anonymous Anonymous

Science

6th Grade

Used 2+ times

6上自然4-2
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50 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

科學家愛迪生不僅發明留聲機,也是發現通電電線會產生磁場的重要功臣。

O
X

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將電線與指北針的指針重合,電線通電後發現指針會偏轉,這是因為通電的電線會產生磁場。

O
X

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

小祥將通電的電線放在指北針的上方,指針稍微向右偏轉,如果將通電的電線放在指北針的下方,指針向右偏轉更大。

O
X

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

俊齊將通電的電線放在指北針的下方,指針向右偏轉,如果把電池的正負極改變方向,則指針向左偏轉。

O
X

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

通電的電線放在指北針的上方,指針一定向右偏轉,不會受到電池的正負極方向影響。

O
X

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將漆包線繞成線圈,通電的線圈也會產生磁性。

O
X

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

楷均將自己的玩具車馬達拆開,發現裡面有漆包線繞成線圈。

O
X

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