理化第一章前半
Authored by 蔡忠霖 蔡忠霖
Science
University
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20 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列屬於密度的單位有哪些？
g／cm3
g／cm
kg／L
kg／m3
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
娜美到加拿大買了兩個楓葉金幣，分別為1 盎司（約38 公克）、及0.5 盎司。請問這兩個純金金幣的密度比為？
2:1
1:1
1:2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
量筒中裝有質量48 g、體積60 mL 的酒精；若倒出30 mL，則量筒中剩餘酒精的密度是多少？
1.6
2.4
0.8
1.2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
有一立方體的銅塊密度是9.0 公克／立方公分，假定將這個銅塊切割成體積相等的兩半，則半個銅塊的密度為多少公克／立方公分？
9
4.5
18
3
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5.設一物體之密度為0.5 g／cm3，其體積為20 cm3，則其質量應為多少？
10 g
25 g
15 g
30 g
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
設一物體之質量為0.05公斤，其體積為100 cm3，則其密度為多少g／cm3？
0.0005
50
500
0.5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
有一立方體磚塊，每邊長5.0 公分，測得其質量是750 克，則其密度為多少Kg／m3？
6
60
600
6000
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