Question 4: Lan’s mother is a 6th grade Natural Science teacher. In a time when mother and daughter were making a cake, your mother mixed white sugar with flour, then asked Lan: What method do you use to separate the mixture? sugar and flour? Can you help me answer this question?
– To separate flour and sugar, we can dissolve the whole mixture in water and then pour it all into a funnel containing filter paper, put on a glass cup. ⇒ Filtration method.
– Because sugar is soluble in water, it will follow the water down the cup, the flour is trapped on the filter paper. If you dry the sugar water by using a water bath, you will get the sugar in solid form ⇒ Drying method.
The answer to choose is: EASY