
6下自然2-1
Authored by Anonymous Anonymous
Physics
6th Grade
Used 2+ times

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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
沾酸性水溶液的鋼棉生鏽速度比沾水的鋼棉快。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
空氣和水會使鐵製品生鏽,因此將鐵製品放在室內就絕對不會生鏽。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
同種鐵製品,放在室外、常接觸水的鐵製品,比放在室內但不常接觸水的鐵製品容易生鏽。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸雨除了會讓土壤變成酸性之外,也會讓室外的鐵製品更容易生鏽。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小湖觀察兩個分別浸泡過水與酸性水溶液的鋼棉團,發現浸泡過酸性水溶液的鋼棉團生鏽的情形較嚴重。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
「浸泡酸性水溶液的鋼棉」比「浸泡水的鋼棉」更容易生鏽。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
導致鐵製品生鏽的因素除了水分以外,還須要有空氣和陽光的照射。
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