二年级科学 单元八 混合物
Quiz
•
Science
•
2nd Grade
•
Medium
Jen Jiawen
Used 363+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
混合物是什么?
一种物质而已。
两种物质而已。
两种或以上的物质。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么方法能快速挑出体积 较大 的物体?
将其放在太阳底下晒干。
用筛子筛选。
用手拿出
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
漂浮法 使用在 __________ 的物体浮在水面
没有重量的物体。
短型的物体。
有浮力的物体。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磁铁 能够吸引什么物体?
金属
棉布
塑料
木材
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
”用筛子“ 方法是用在...?
挑体积较大的物体。
能和水完全融合的物体。
手拿不到的细小物体。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分开 薏米 和 面粉 可以使用哪一个方法?
用筛子
蒸发
用手
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分开 沙 和 水 要使用哪一个方法?
用滤纸
用手
用漂浮法
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