
20-21中一科學科Ch2上學期溫習 2
Authored by lo daniel
Science
7th Grade
Used 10+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
水達至100 °C時,會呈下列哪種物態?
只有 (1)
只有 (2)
只有 (1) 和 (2)
只有 (1) 和 (3)
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
假如周圍環境的温度保持不變,下列哪個情況會使圖中的毛巾上的水加快乾透?
較強的LED燈光
較高濕度
較高風速
較大的白瓷磚
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在圖中的裝置中,貝兒把一塊玻璃片放在燒杯上方。她觀察到玻璃片有水滴形成,玻璃片上分別發生甚麼過程?
凝結
蒸發
凝固
沸騰
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
當一鍋水沸騰時,下列哪個敍述句是正確的?
水釋出能量到周圍環境中,而水的温度上升。
水從周圍環境吸收能量,而水的温度不變。
水釋出能量到周圍環境中,而水的温度不變。
水從周圍環境吸收能量,而水的温度上升。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下圖顯示的四支試管內盛有分量和温度相同的水。把同等質量的四種物質(W、X、Y和Z)分別加到試管內,哪種物質在水中的溶解度最高?
物質W
物質 X
物質 Y
不能確定
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
物質在溶劑中溶解的速度愈高,它的溶解度便愈高。
正確
不正確
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
過濾法可以移除天然水中的可溶的雜質。
正確
不正確
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