107國中自然2下_6-5

Quiz
•
Other
•
7th - 9th Grade
•
Medium

Yu Liu
Used 15+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A、B、C為三個質量相同的物體,將其投入水中,如附圖所示,則其所受的浮力大小關係為何?
A>C>B
B=C>A
A=B=C
A=B>C
2.
MULTIPLE CHOICE QUESTION
30 sec • 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?
重力
浮力
摩擦力
壓力
3.
MULTIPLE CHOICE QUESTION
30 sec • 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?
浮木
沉鐵
一樣大
資料不足,無法判斷
4.
MULTIPLE CHOICE QUESTION
30 sec • 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?
死海的水是不流動的
人在死海的浮力大於人的重量
人在死海所受的浮力等於人的重量
小宇的泳技高超
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
同體積的石塊(密度3.0 g/cm3)及金塊(密度19.3 g/cm3)投入水中,何者所受的浮力較大?
石塊
金塊
一樣大
無法比較
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
同質量的石塊(密度3.0 g/cm3)及金塊(密度19.3 g/cm3)投入水中,何者所受的浮力較大?
石塊
金塊
一樣大
無法比較
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個物體可以浮在水面上?
密度0.6 g/cm3的木塊
密度2.0 g/cm3的石塊
密度11.3 g/cm3的鉛塊
密度8.9 g/cm3的銅塊
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