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物质的密度

Authored by Chung Tay

Science

8th Grade

Used 1+ times

物质的密度
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

密度指的是( )。

粒子的轻重

粒子的疏密程度

粒子的大小

粒子的活跃程度

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

下列何者是密度的单位?

g/cm3

kg/m3

km/h

m3/kg

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1g/cm3等于( )kg/m3

1000

1000000

0.001

0.000001

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一罐牛奶的密度为1.5 g/cm3,小明喝了一半后试问牛奶的密度?

1.5 g/cm3

3 g/cm3

0.75 g/cm3

不确定

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一颗包子蒸熟后体积会变大,试问它的密度会有什么改变?

变大

变小

不变

不确定

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列何种情况下不能改变物质密度?

改变温度

切去一部分

改变形态

加入其他物质

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列何者是密度的计算公式?

体积/重量

质量/体积

重量/体积

体积/质量

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