
生鏽與防腐是非題02
Authored by 勁男 李
Science
6th Grade
Used 2+ times

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51 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在鐵窗上塗油漆的目的是為了隔絕空氣和水分,避免鐵窗生鏽。
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
鐵製的秋千生鏽後,鐵鏽會破壞秋千的結構,影響到使用的安全性。
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
腳踏車的鐵製部分必須常常以溼抹布擦拭,才能避免生鏽。
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
導致鐵製品生鏽的原因為水分及空氣,如果隔絕兩者就能有效的防止生鏽。
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
用剩的鐵釘可以用密封的瓶罐裝起來,減少鐵釘與空氣接觸,以防止生鏽。
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
鐵製品生鏽後,外表會出現一層鐵鏽,鐵鏽具有防水的功能,因此鐵製品內部不會再繼續生鏽。
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在空氣較潮溼的國家,室外的鐵製品若沒有做好防鏽的措施,鐵製品會非常容易生鏽。
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