12. What phenomenon occur when dispersed colloid particles scatter light? A. Tyndall effect B. shaft effect C. miscible D. immiscible

13. What example of colloid has dispersed solid particles in gas? A. milk B. smoke C. gelatin D. blood

14. What is the most abundant particle in a colloid? A.dispersing mediums B. dispersing phases C. miscible D. immisci

15.Why is milk categorized as emulsion? A. because settling cannot separate the components of homogenized milk. B. because settling can separate the components of homogenized milk C. The colloid's particles of milk are larger. D. The colloid's particles are smaller.

16. Soda pop, whipped cream, and beaten egg whites are examples of what type of A. foam B. Emulsion C. Sol D. Aerosol

17. How would you differentiate a colloid mixture from a solution? A. The colloid's particles are larger. C. The colloid's particles are smaller. B. A colloid has a positive charge. D. A colloid has a negative charge​