Read the questions carefully Choose and Underline the correct answer inside the parenthesis
1 Sand and gravel can be separated from each other through filtration, sieving, decantation, evaporation)

2.Which of the following techniques would be best to use to separate soil and water

3 The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving
behind a solid is known as

4.in the process of evaporation, which one of the following pieces of laboratory apparatus would NOT be used?
filter funnel, bunsen bumer, evaporating basin wire gauze)

5 Which one of the following methods is used to separate the colours in food dyes?
(winnowing. Threshing, Crystallization chromatography)

6 a coffee machine, the ground coffee is separated from the coffee solution by using
(sand paper filter paper, toilet paper, tissue paper)

7 Which one of the following would you use to separate sand from iron filings?
(a bar magnet, filter paper, chromatography paper, alum)

8 Which one of the following is NOT a mixture? (Sugar, Paint. Crude oil, Air )

9. Aprocess in which a liquid changes in to vapor or gas by boiling throughout is called
Fractional distillation filtration, distillation, evaporation)

10. Boiling point is a point at which liquid turns into (solid, liquid, molten, gas)

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