
502N自4
Authored by 振翰 振翰
Other
5th Grade
Used 1+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
想要在教室中製造二氧化碳,需要哪些材料? (1)雙氧水、馬鈴薯 (2)雙氧水、石灰水 (3)食用醋、小蘇打粉 (4)石灰水、小蘇打粉
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
爸爸的鋼鐵廠會利用乙炔和某種氣體產生高熱火焰切割鋼材,這氣體是什麼? (1)氮氣 (2)氧氣 (3)氫氣 (4)氬氣
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
打開汽水時,會冒出許多氣泡,這是因為汽水中溶解許多什麼? (1)氫氣 (2)二氧化碳 (3)氮氣 (4)氧氣
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在雙氧水中加入哪一種物品後,可以讓氧氣產生得比較快? (1)白紙 (2)胡蘿蔔 (3)沙子 (4)木屑
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
旺財把燃燒的線香插入含有雙氧水與胡蘿蔔的廣口瓶內,請問線香會發生什麼變化? (1)產生巨大聲響 (2)突然熄滅 (3)劇烈燃燒 (4)線香斷掉
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將烤肉架的爐門打開,可以讓爐火變大,主要是因為能夠增加哪一種氣體的流通? (1)氧氣 (2)二氧化碳 (3)氮氣 (4)臭氧
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一項是氧氣在生活中的應用? (1)製作碳酸飲料 (2)混合乙炔燃燒產生高熱火焰切割鋼材 (3)製作乾冰 (4)作為滅火器內容物
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