1. Choose the letter of the best answer. Write the chosen letter on the blank before the number. 1. What kind of mixture is formed when larger particles settle out when left undisturbed? a. colloid b. suspension c. solution d. solvent 2. What kind of mixture is formed when oil is mixed with water? a. solution b. water C. colloids d. suspension 3. Which of the following mixtures is not an example of a suspension? a. salt and water b. oil and water c. sand and water d. chalk and water 4. How does suspension appear? a. It appears clear. b. It appears cloudy. c. It appears messy. d. none of the above 5. Which of the following statements do not describe a suspension? a. Suspensions are larger particles is visible to the naked eyes. b. Suspensions are particles that settle out when left undisturbed. C. Mixture of soil and water is an example of suspension. d. Suspensions are homogeneous mixture and invisible to the naked eye. 6. Lester had noticed that the amount of water in a container with a plant becomes less as the days goes by. What do you think is the reason of decreasing amount of water in a container? a. Some insects sipped the water. b. Water in the container was not changed. c. Water evaporated because of heat. d. The plant has a stem. 7. Which of these examples show evaporation process as technique of separating mixtures? a. drying of water on the table b. flooding of water in the river c. cooling of water in the refrigerator d. freezing of water in the ocean 8. What technique will Jocelyn use if she wants to separate salt mixed with water in a container? a. filtering b. evaporation c. picking d. sedimentation 9. In evaporation process, liquid becomes when heated. a. solid b. ice cubes c. plasma 10. It is a process of separating mixtures which involves heating leaving the solid residue in a container. a. evaporation b. precipitation c. distillation d. sedimentation d. vapor a​