國小自然5下ch4-1防鏽

Quiz
•
Science
•
5th Grade
•
Medium
翰林出版國中自然 翰林出版國中自然
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種方法不能減少鐵器生鏽的機會?
將表面水分擦乾
電鍍
放進密封罐中
表面塗上食用醋
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
媽媽炒完菜,將鐵製炒菜鏟洗乾淨後晾乾,是為了
增加亮度
加快生鏽的速度
減緩生鏽的速度
隔絕空氣
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個防鏽方法不是讓鐵製品隔絕空氣?
電鍍
漆油漆
上潤滑油
把水分擦乾
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鐵製品生鏽後,可能造成下列哪一種結果?
外表更加美觀
生鏽的部分變得堅硬
產生青綠色的鐵鏽
縮短物品的使用年限
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在其他條件相同下,下列哪一個鋼棉最不容易生鏽?
浸過水的鋼棉
乾燥的鋼棉
浸過白醋的鋼棉
浸過食鹽水的鋼棉
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種物品不會生鏽?
鐵門
鐵製迴紋針
木製梳子
菜刀
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鐵生鏽是因為鐵和下列哪兩種物質產生作用的結果?
油和水
氧氣和水
水和油
醋和氧氣
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