WorksheetsSUMMATIVE TEST
Total questions: 10
Worksheet time: 50secs
1.What kind of mixture is formed when oil is mixed with water?
A. solution
B. water
C. colloids
D. suspension
2. What kind of mixture when larger particles settle out when left undisturbed?
A. colloid
B. suspension
C. solution
D. solvent
3. What is the most abundant particle in a colloid?
A. dispersing mediums
B. miscible
C. dispersing phases
D. immiscible
4. Soda pop,whipped cream,and beaten egg whites are examples of what type of colloids?
A. foam
B. Emulsion
C. Sol
D. Aerosol
5. What separating technique will you see if you want to separate mongo seeds which mixed up with a salt?
A. filtering
B. picking
C. seiving
D. magnetism
6.What methods is use to separate solid impurities from water using filter in the faucets?
A. seiving
B. magnetism
C. filtering
D. distillation
7. In filtering techniques or separating mixtures, what type of material passes through a filter paper or cloth?
A. liquid
B. gas
C. solid
D. plasma
8. It is the factor that causes evaporation process in separating mixtures.
A. water
B. heat
C. smoke
D. light
9. It is a process or separating mixtures which involves heating leaving the solid residue in a container.
A. evaporation
B. precipitation
C. distillation
D. sedimentation
10.Which of the following examples undergo evaporation process?
A. a pail of water under the heat of the sun
B. brushing your teeth after meal
C. ironing clothes every weekend
D. listening to the radio
