
三年级科学—密度

Quiz
•
Science
•
3rd Grade
•
Medium
Ashley Shee
Used 464+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
如何可以使沉在水底的小番茄浮起来?
改变水的密度
用其他容器装水
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
什么物质可以改变水的密度?
油
沙
盐
墨汁
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
密度大于水的物体是____的,密度小于水的物体则是____的。
沉,浮
浮,沉
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
把水、油和洗衣液倒入玻璃杯里,哪项观察结果是正确的?
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
哪组的物品放进水里了会沉入水里?
螺钉,积木,木筷子
塑料尺,塑料瓶,蜡烛
竹签,积木,橡皮筋
橡皮筋,蜡烛,螺钉
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请问橡胶球会沉在水里还是浮在水里?
沉
浮
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请问木块和铁块哪个会浮在水面上?
铁块
木块
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
铁钉和木塞,哪个的密度大过水?
铁钉
木塞
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