
物质的密度
Authored by Chung Tay
Science
8th Grade
Used 1+ times

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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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