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1-3密度

Authored by JOESPH HSU

Physics

8th - 9th Grade

Used 38+ times

1-3密度
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21 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列關於密度的敘述,何者正確?

水的密度比水銀的密度小

物質密度越小,則質量越輕

物體的密度越大,則質量越重

物體的質量與密度無關。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有一塊邊長為2公分的正方體金屬,用天平測出其質量為56公克,試問此金屬塊的密度為多少g/cm3

28

14

7

3.5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

甲、乙兩物體,體積比為4:3,密度比為2:1,則甲乙兩物體的質量比為多少?

8:3

4:3

3:2

2:3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

密度會因為何種因素改變而有所變化?甲.將物體切半;乙.改變物體形狀;丙.溫度高低;丁.物質種類

甲乙

乙丙

丙丁

甲乙丙丁

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

心儀測量一物質的密度,他將多次所測得的數據,標示在坐標紙上,並做出實驗曲線,如附圖所示。由圖可知該物質密度為多少?

0.25 g/cm3

1.0 g/cm3

3 g/cm3

4 g/cm3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

量筒中裝有質量1360公克、體積100 c.c.的水銀;若倒出80 c.c.,則量筒中剩餘水銀的密度是多少?

10.9 g/cm3

13.6 g/cm3

1.36 g/cm3

68 g/cm3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

赤幕用天平測得空量筒的質量為45公克,然後注入50 c.c.的不知名液體,測得量筒和不知名液體的總質量為90公克,則此不知名液體的密度為多少g/cm3

1.25

1.1

0.9

0.75

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