112康軒5上自然Ch3

112康軒5上自然Ch3

5th Grade

60 Qs

quiz-placeholder

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112康軒5上自然Ch3

112康軒5上自然Ch3

Assessment

Quiz

Science

5th Grade

Medium

Created by

張仁彥 張仁彥

Used 5+ times

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60 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氧氣是燃燒三要素中的可燃物。
×

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

空氣的組成有超過一半以上是氮氣。
×

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

接觸空氣的鐵製品,比沒有接觸空氣的鐵製品容易生鏽。
×

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鋼絲絨球在生鏽前後,外觀都沒有變化。
×

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在鐵生鏽的實驗中,浸泡過酸性水溶液的鋼絲絨球的生鏽速度,比浸泡過清水的鋼絲絨球快。
×

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

用金針菇和雙氧水製造氧氣時,使用剪碎的新鮮金針菇,比用整把金針菇的效果好。
×

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因為電線走火容易引起火災,所以老舊的電線要盡快更換。
×

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