防鏽與防腐
Quiz
•
Science
•
6th Grade
•
Practice Problem
•
Medium
Used 9+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
流感是細菌造成的?
對
錯
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
微生物都是對人體有害的,只會帶來疾病。
對
錯
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
自由女神像是法國1885年致贈給美國的禮物,左圖是自由女神像原本的樣子,右邊是現在的樣子,請問她是用哪種金屬做成的?
鐵
鋁
銅
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問這是哪一種防鏽方法?
油漆
電鍍
塗潤滑油
真空包裝
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小南拿了大小相同的兩塊土司進行「乾燥與潮溼環境對發霉影響」的實驗,請問這個實驗唯一要改變的變因是哪一個?
吐司大小
乾燥與潮濕
放置的時間快與慢
夾鏈袋大小
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於食品添加物的敘述哪一項錯誤?
裡面常含有化學物質
衛生單位對食品添加物的安全濃度會加以規範
可以用來為食物調味、增色和保鮮等
對人體有百害而無一利
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將以下鋼棉同時放在相同的地點,哪一個會最快生鏽?
沾水
沾醋
沾油
完全沒沾任何東西
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