
浮力
Quiz
•
Science
•
8th - 9th Grade
•
Hard
阿弦校長 阿弦校長
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖,同一石頭在甲、乙、丙三處水中所受的浮力分別為B1、B2、B3,則B1、B2、B3的大小關係為何?
B1>B2>B3
B1=B2=B3
B1<B2<B3
B2=(B1+B3)/2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
同一艘輪船,行駛於淡水中和海水中,所受的浮力何者較大?
在淡水中
在海水中
相等
無法比較
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
將物體放入液體中,物體所受浮力與何者有關?[複選]
物體密度
液體密度
物體體積
液體體積
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一艘船總重5噸行駛在海上,則其所受的浮力為多少噸?
等於5噸
大於5噸
小於5噸
條件不足,無法計算
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小莉有一個不倒翁玩具,他將此不倒翁玩具先後放入甲、乙、丙三種不同的液體中,靜止時如圖,則此不倒翁玩具在三種液體中所受到的浮力大小,下列何者正確?
甲最大
乙最大
丙最大
一樣大
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水中加入一些冰塊,則下列何者正確?
因冰塊未接觸杯底,故加入冰塊不會增加杯底所受的壓力
入冰塊後水面會上升,杯底所受壓力增加
冰塊逐漸熔化,杯底所受的壓力會逐漸增加
若冰塊逐漸熔化,水面會逐漸上升
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖,雞蛋放入水中,則沉入桶底;今將水中加鹽後,雞蛋浮出水面。由以上的現象,下列判斷何者不對?
若加入的鹽愈多,則雞蛋浮出水面的體積則愈多
雞蛋的密度小於鹽水的密度
雞蛋的重量小於在鹽水中所受的浮力
浮在鹽水中的雞蛋所受的浮力,比沉在純水中所受的浮力大
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