
测验三:第二章水的密度(选择题)
Quiz
•
Science
•
1st Grade - Professional Development
•
Medium
陈淑娟Tan Kuan
Used 88+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列关于液体的压强说法中,正确的是( )
液体内部的压强是向着各个方向的
液体的压强随深度的增大而减小
液体不具有向上的压强
液体对容器侧壁没有压强
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一个边长为3厘米、质量为216克的箱子,其密度为( )
8 g/cm3
8 kg/m3
72 g/cm3
72 kg/m3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
如图所示,三个形状不相同的容器分别装有体积相同的盐水、水和酒精。三个容器内液体的高度相等,三个容器底部所受压强分别为PA、PB、PC, 则( )
PA > PB > PC
PA = PB = PC
PA < PB < PC
无法判定
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
如图所示,根据物质的密度由大至小排列,以下哪项排列正确?
罐子A ,罐子B ,水
水,罐子B,罐子A
水,罐子A,罐子B
罐子B,罐子A,水
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
爸爸为汽车添加黑油后,剩余半瓶的黑油( )
质量减半,密度减半
质量不变,密度不变
质量减半,密度不变
质量减半,密度增大
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
“酱油密度 > 水密度 > 酒精密度 > 汽油密度“
根据所示的密度,如果一个空瓶刚好能装下2kg的水,那它肯定也能够装下2kg的是( )
酱油
酒精
汽油
酒精和汽油
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
给0摄氏度的水加热直升至12摄氏度的过程中,水的密度( )。
持续增大
持续减小
先减小后增大
先增大后减小
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