112五下自然2-2
Authored by 黃新裕 黃新裕
Science
Professional Development
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
食用醋和小蘇打粉混合後產生的氣體具有什麼特性？
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
蠟燭燃燒產生的氣體，和下列哪一種氣體不同？
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
當點燃的線香放進食用醋和小蘇打粉混合後靜置的廣口瓶中，線香會立刻熄滅的原因是
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
小優想做實驗製造出二氧化碳，他可以將小蘇打粉和什麼物質混合？
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在廣口瓶中裝小蘇打粉，再把醋倒入瓶中，此時瓶中會有什麼變化？
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列哪一種氣體，和幫助植物行光合作用的氣體不同？
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列哪一項是固態二氧化碳的應用？
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