110自然五下4-1隨堂
Quiz
•
Chemistry
•
5th Grade
•
Practice Problem
•
Medium
李政導 李政導
Used 2+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
鐵製衣架包覆一層塑膠皮,可以防止和空氣的接觸,比較不容易生鏽。
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
不鏽鋼便當盒是一種合金材質,可以隔絕空氣和水分,達到防鏽的效果。
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
放在屋內的鐵製品會比放在戶外的鐵製品容易生鏽。
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
電鍍後的鐵製品將不會再生鏽,即使表面電鍍層脫落也不會生鏽。
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
迴紋針包覆塑膠皮後,可以減少和水分、空氣接觸的機會,避免生鏽。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
只要有乾燥空氣,即使沒有接觸到水分,鐵製品一樣會生鏽。
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水果刀使用完,如果沖洗後,先擦乾再收起來,會比較容易生鏽。
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