燃燒需要空氣中的什麼氣體?

108自然5下_燃燒與生鏽

Quiz
•
Science
•
5th Grade
•
Medium

Chen Ada
Used 210+ times
FREE Resource
35 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
氧
二氧化碳
氮
水蒸氣
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
烤肉架上會有通風孔,這個設計的目的是什麼?
讓二氧化碳離開,可幫助燃燒。
讓新鮮空氣流入,可幫助燃燒。
讓氧氣能保存在炭火之中
讓二氧化碳能保存在炭火之中
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
用廣口瓶慢慢往下遮蓋住燃燒中的蠟燭,如果指蓋住燭火,蠟燭部分留有縫隙,沒有完全遮蓋,會發生什麼事情?
燭火快速熄滅
燭火慢慢熄滅
燭火持續燃燒不熄滅
燭火有時繼續燃燒,有時一下子熄滅
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
用廣口瓶慢慢往下遮完全蓋住燃燒中的蠟燭,會發生什麼事情?
燭火快速熄滅
燭火慢慢熄滅
燭火持續燃燒不熄滅
燭火有時繼續燃燒,有時一下子熄滅
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
實驗時,製造【氧氣】的主要材料是什麼?
醋
金針菇
小蘇打粉
雙氧水
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
做完製造【氧氣】的實驗後,下列哪個方法能檢驗廣口瓶中是否有高濃度的【氧氣】?
澄清石灰水
燃燒的蠟燭
點燃的線香
用鼻子聞嗅
7.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
做完製造二氧化碳的實驗後,下列哪個方法能檢驗廣口瓶中是否有【二氧化碳】?
澄清石灰水
燃燒的蠟燭
點燃的線香
用鼻子聞嗅
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