I. Match the definitions in column B with the words in column A. Write the letter of your answer on the blank before each number.
A 1. aerosol 2. colloid 3. emulsion 4. foam 5. sol
B a. formed when many gas particles are trapped in a liquid b. formed between two liquids c. a colloidal suspension with solid particles in a liquid d. type of mixture in which solid or liquid particles are dispersed uniformly throughout a gas, liquid, or solid. e. contains small particles of liquid or solid dispersed in a gas