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國二上理化5-5熱對物質的影響課文重點複習
請輸入你的E-MAIL方可作答, 作答方式: 針對( )填入正確答案, 共10格,滿分100分(可重複作答)
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大部分物質受熱或遇冷的體積變化為( ).
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鐵軌銜接處會預留空隙及水泥橋面上設計的伸縮縫等都是( )原理的應用.
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將凹陷的乒乓球放入( )水中,可使其恢復原狀.
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熱脹冷縮現象明顯程度為(A)體 >(B)體 > (C)體 , 則ABC=(__ __ ___)[答案間須空1格]
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少部分物質在某些狀況下,並非熱脹冷縮, 4℃的水則為( )。
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( )反應:凝固(液-->固) . 凝結(氣-->液) . 凝華(氣-->固) [填吸熱或放熱]
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無水氯化亞鈷(藍)+水-->氯化亞鈷晶體(粉紅) 是( )反應. [填吸熱或放熱]
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若水溫介於4℃~100℃之間的水符合熱脹冷縮, 而水溫介於0℃~4℃之間的水較符合( ).
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( )反應:熔化(固-->液) . 汽化(液-->氣) . 昇華(固-->氣) [填吸熱或放熱]
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硫酸銅晶體(藍色) --> 無水硫酸銅(白色)+水 是( )反應. [填吸熱或放熱]
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