奇妙的空氣
Authored by P4 GS
Science
5th Grade
Used 317+ times
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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
打開密實袋，然後迅速封口，從這簡單實驗可見空氣是佔有？？的。
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
扭動氣球的活動，可證明空氣沒有？？的形狀。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地球的空氣從何來？
地核
大海
大氣層
高山
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
空氣被壓縮後，壓力會？？。空氣炮是利用這個原理，產生動力推動物件。
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5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
把收納袋的空氣抽出，袋裏的空氣壓力較袋外的？，袋外的空氣壓向收納袋，把原來膨脹的衣物壓扁，以節約收納空間。
6.
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1 min • 1 pt
風的形成是因為？？？？。
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
燃燒時會產生甚麼氣體？
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