
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。
增加
減少
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.
FILL IN THE BLANK QUESTION
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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