
1-3動力的傳送 是非
Authored by Wendy Hsieh
History
4th Grade

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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
轉動兩個互相咬合的齒輪時,兩個齒輪轉動的方向會相同。
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
腳踏車利用齒輪與鏈條的組合,來傳送腳踩動踏板的動力使腳踏車移動。
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在一個注射筒內裝滿水,再以塑膠管連接另一個活塞壓到底的注射筒,將裝滿水的注射筒的活塞往前推時,另一個注射筒的活塞會向外移。
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
利用鏈條連接的兩個齒輪,轉動的方向會相同。
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
機械式鐘錶是利用齒輪組,帶動秒針、分針和時針轉動來計時。
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
多個大小不同的齒輪排成一列,以齒和齒互相咬合在一起,相鄰兩個齒輪轉動的方向必定不同。
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們騎乘腳踏車時,踩動踏板的動力是靠滑輪傳送到車輪的。
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