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1-2滑輪輪軸 是非

Authored by Wendy Hsieh

History

4th Grade

Used 1+ times

1-2滑輪輪軸 是非
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33 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

竹蜻蜓一轉動就能飛起來,它是一種施力在輪上的物品。

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

從輪軸實驗中可以知道,施力在軸上比施力在輪上省力。

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

升旗時,是利用動滑輪將國旗升到旗杆頂端。

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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

/麵棍是應用輪軸的工具,使用時施力在軸上。

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

操作螺絲起子時,將握把去掉直接拿著軸轉動,會比較容易轉動螺絲釘。

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

螺絲起子是一種輪軸的應用,握把的部分是軸,中間比較細的部分則是輪。

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

滑輪組是一種省力又省時的工具,因此應用十分普遍。

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