Read each item carefully and write the letter of the correct answer.
2. Which of the following colloids is an example of a sol?
a. whipped cream b. milk c. cheese. d. paint

3. Which description best describes colloids?
a. Composed of molecules bigger than a solution but smaller than a suspension

b. Mixtures of two or more substances than can be easily separated

c. Formed by mixing different kinds of solutions

d. Have molecules that are big enough to settle at the bottom

4. Which of the following is the best description of colloids?

a. Sticky, creamy substance c. Clear, pure substance b. Dark, black substance d. Clear, flawless substance

5. The following colloids are used for food preparation except a, Gelatin b. Milk c. Silica Gel d. Whipped Cream

6. Which colloid has both protective and decorative function? b. Insecticide spray c. paint d. creams a. Ink

7. Which of the following is a colloid? a. milk and water b. salt and water c. sand and water d. alcohol and water

8. What is the phase of a liquid dispersed in liquid material in an emulsion?
A. Gas b.nsolid c. liquid d. cannot be determined ​