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6下自然2-1

Authored by Anonymous Anonymous

Physics

6th Grade

Used 2+ times

6下自然2-1
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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。

O
X

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。

O
X

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。

O
X

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。

O
X

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。

O
X

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。

O
X

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。

O
X

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