那个方法能使物质更快溶解?(答案可以超过一个)
二年级科学 第八课 混合物

Quiz
•
Science
•
8th Grade
•
Medium
LIM Moe
Used 52+ times
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15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
搅拌
用细盐
用粗盐
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一些方法可以使物质更快溶解?
用冷水
不搅拌
用热水
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
晴熙要冲泡一杯巧克力饮料,她必须在饮料中加入( ),然后( ),这样糖就可以快速地溶解在巧克力饮料中。
砂糖,不搅拌
方糖,搅拌
砂糖,搅拌
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一种方法可以用来分离盐和水的混合物?
用滤纸
漂浮法
用筛子
蒸发
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一种方法最适合用来分离有磁性的物质?
用磁铁
用手
用筛子
漂浮法
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪一种物质会溶解在水中?(答案可以超过一个)
砂糖
炼乳
蜜糖
咖啡粉
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
咖喱粉( )溶解在水中。
会
不会
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