腳踏車踏板踩動的方向，和後輪的轉動方向有什麼關係？
國小自然6下1-3__
1st - 6th Grade
•10 Qs
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國小自然6下1-3__
Quiz
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Fun
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1st - 6th Grade
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Medium
Tang Da
Used 189+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
轉動方向相反
轉動方向相同
沒有關係
有時候相同，有時候相反
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有兩個互相咬合的齒輪，將其中一個以順時針方向轉動，另一個會如何轉動？
以順時針方向轉動
以逆時針方向轉動
不會轉動
朝任意方向轉動
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一種工具不是利用流體來傳送動力？
挖土機
榨汁器
油壓拖板車
汽車的煞車裝置
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
修正帶是利用什麼裝置來輸送修正帶的呢？
齒輪
滑輪組
槓桿
輪軸
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一項不能用來傳送動力？
齒輪
鏈條
空氣
雷射筆的光
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
利用兩個大小相同的齒輪和一條鏈條，互相組合，關於這些組合的敘述，下列哪一項正確？
將兩個齒輪互相咬合，齒輪的轉動方向會相反
用鏈條連接兩個齒輪，齒輪的轉動方向會相反
將兩個齒輪互相咬合，兩個齒輪轉動的圈數會不同
用鏈條連接兩個齒輪，兩個齒輪轉動的圈數會不同
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一項物品中，沒有齒輪的構造呢？
機械式鐘錶
天平
修正帶
腳踏車
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