以下哪一個方法能移除不可溶雜質?
中一 水

Quiz
•
Science
•
2nd - 5th Grade
•
Hard
Ng Yan
Used 28+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
沉積法
過濾法
蒸餾法
加入氟化物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
微生物是______雜質。
可溶
不可溶
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
過濾法淨化完的水稱為________。
蒸餾水
餾液
濾液
殘餘物
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
怎樣可以有效地加強沉積法的效果?
加入臭氧
加入明礬
讓沉積時間更長
加入氯
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
哪一個淨水方法成本最低?
加入氯
沉積法
過濾法
加熱
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在食水加入氟化物的原因是?
消毒
防止蛀牙
移除沙粒
殺菌
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪一個 不是 濾水廠濾水的程序?
沉積法
加入臭氧
加入氟化物
蒸餾法
8.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
一個地方長期缺水最有可能會造成甚麼天然災害?
地震
水災
旱災
風災
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