
B3C5_溫度與熱A卷
Authored by chungtsen chen
Physics
8th Grade
Used 2+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
等體積的 A、B 兩物體的比熱各為 0.03 卡/克.℃和 0.21 卡/克.℃,其密度比為 7:2,今欲使其溫度上升的度數相等,則 A、B 所需的熱量比為何?
1:2
1:1
2:1
3:1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用比熱為 0.030 卡/克.℃的甲金屬和比熱為 0.050 卡/克.℃的乙金屬,製成比熱為 0.038 卡/克.℃的合金,則金屬甲與乙混合時的質量比為何?
2:1
3:1
3:2
2:3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖為一質量 m 克的某物質,受熱時的溫度變化。固、液、氣態的比熱分別以 S固、S液、S氣表示。則該物質的比熱大小為何?
S固>S液>S氣
S液>S氣>S固
S液>S固>S氣
S氣>S固>S液
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
甲、乙、丙三物體的質量相同,溫度皆為 80℃,三物體分別投入 100 毫升、20℃的冷水中,最後發現甲的溫度降為 60℃,乙的溫度降為 50℃,丙的溫度降為 40℃,則此三個物體何者比熱最小?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
超商的大亨堡是以滾動的金屬圓柱來燒烤熱狗,這是利用金屬的哪一種特性?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
月球沒有大氣層,日夜溫差大,地球有大氣層保護,能維持適宜的溫度。就熱傳播而言,大氣具有下列何種特性?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
從冰箱冷凍室取出的冰棒,它的周圍常出現白色煙霧。有關冰棒周圍白色煙霧的現象,下列敘述何者正確?
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