1-2滑輪輪軸 是非
Authored by Wendy Hsieh
History
4th Grade
Used 1+ times
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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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