國中自然2下6-4_
Quiz
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Fun
•
7th - 9th Grade
•
Practice Problem
•
Hard
Tang Da
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
物體在液體中會受到一向上推的力,此作用力稱為什麼?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
用手將密度為0.6公克∕立方公分,體積為250立方公分的木塊完全壓入水中,則手至少要施力多少公克重?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水面上有一塊浮木,水面下有一塊沉鐵,若浮木與沉鐵的體積相同,則哪一個所受的浮力較大?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水面上有一塊浮木,水面下有一塊沉鐵,已知浮木與沉鐵的體積相同,若小華將浮木與沉鐵撈起,用線綁在一起後再投入水中,此時兩物體同時沉入水底,則哪一個物體所受的浮力較大?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小宇可輕易的躺在死海上而不會沉入水中,其原因為何?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一個物體所受的浮力大於物體本身的重量?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
同體積的保麗龍(密度0.25 g/cm3)及木塊(密度0.6 g/cm3)投入水中,何者所受的浮力較大?
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