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第四單元超級複習:燃燒與生鏽

第四單元超級複習:燃燒與生鏽

Assessment

Interactive Video

Science

5th Grade

Hard

Created by

Hui M

FREE Resource

4 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

空氣中哪種氣體是燃燒和生鏽的關鍵要素?

氮氣

氧氣

氬氣

二氧化碳

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

撲滅火災的三大策略不包含下列哪一項?

移除可燃物

隔絕助燃物

降低溫度

增加助燃物

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鐵生鏽的必要條件是什麼?

只有氧氣

只有水

氧氣和水

氧氣和高溫

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪種方法不能有效防止鐵製品生鏽?

塗油漆

電鍍

抹油

暴露在潮濕空氣中

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