113康軒六下自然1-3還有哪些傳送動力的機械
Quiz
•
Physics
•
6th Grade
•
Practice Problem
•
Hard
陳寰 陳寰
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
腳踏車主要由下列哪一組裝置進行動力傳送?
前輪和後輪
齒輪與鏈條組
握把和車頭
腳踏板和剎車
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以鏈條相連大、小兩個齒輪,且大、小齒輪互相扣住咬合,當大齒輪向左轉動,小齒輪會
向右轉動
向左轉動
忽左忽右轉動
不會轉動
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個物品有運用到齒輪?
擀麵棍
板手
修正帶
窗簾軌道
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
踩動腳踏車的踏板,會使得前齒輪一起轉動,這主要是運用下列哪一種簡單機械的原理?
齒輪和鏈條
動滑輪
定滑輪
輪軸
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖所示:大小齒輪沒有相扣,但是以鏈條的方式將兩個齒輪連接在一起時,下面的說法,哪個才是正確的?
大齒輪的轉動方向會和小齒輪的轉向相反
大齒輪轉一圈,
小齒輪也會轉一圈
小齒輪轉一圈,
大齒輪也會轉一圈
小齒輪的轉動方向會和大齒輪的轉向相同
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
齒數 20 齒的大齒輪和齒數 10 齒的小齒輪互相扣住,當小齒輪轉 2 圈時,大齒輪可能轉了幾圈?
半圈
1 圈
2 圈
3 圈
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於齒輪,下列哪一個敘述正確?
兩個相扣咬合的齒輪,轉動的方向會相同
用鏈條相連的兩個齒輪,轉動的方向會相反
兩個相扣咬合的齒輪,轉動的齒數會相同
用鏈條相連的兩個齒輪,轉動的齒數會不同
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