1. Separating Matter Review Challenge Game Try to answer all the following questions on your own piece of paper. Keep a running total of your points.

2. 100 True or False The salt in a saltwater solution can be separated from water by filtration. False – by distillation, crystallization, or evaporation

3. 100 True or False The filtrate is the solid material left on the filter paper. False – filtrate is the material that passes through the filter - the residue is left on the filter

4. double Multiple Choice - select the best answer Crystals are grown from _______ solutions. A) Dilute B) Saturated C) Concentrated D) Clear B

5. 100 True or False A solution with a small amount of solute is concentrated. False – dilute

6. 200 Matching – select the best word from the list below Straight edges, flat sides, and regular angles SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Crystal

7. 100 True or False Filtration can be used to separate solutions and suspensions. False – some suspensions and some mechanical mixtures can be separated by filtration based on the size of the particles

8. 300 Multiple Choice - select the best answer Dissolved salt will ______ the freezing point of a mixture. A) Raise B) Keep the same C) Lower D) Vary C

9. Double True or False Egg yolk is a good example of an emulsifier. True

10. 200 Matching – select the best word from the list below Combines and keeps two materials together that don’t normally mix (example: oil and vinegar) SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Emulsifier

11. 300 Multiple Choice - select the best answer A solar still operates on the principle of _________. A) Filtration B) Distillation C) Cooking D) Evaporation B

12. 100 True or False A solution with as much residue as possible at a given temperature is said to be saturated. False – with as much solute as possible

13. 200 Matching – select the best word from the list below A material that is being dissolved SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Solute

14. 300 Multiple Choice - select the best answer The distillation of a mud water suspension results in: A) A dirt distillate B) A clear distillate C) A clear residue D) Nothing happening B

15. 200 Matching – select the best word from the list below Very little solute in the solvent SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Dilute

16. 100 True or False Hard water contains solutes such as calcium carbonate. True

17. 200 Matching – select the best word from the list below A lot of solute in the solvent SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Concentrated

18. 300 Multiple Choice - select the best answer An example is salt and sand. A) Solution B) Suspension C) Mechanical Mixture D) Filtering C

19. 200 Matching – select the best word from the list below A material that is left behind in a separation technique. SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Residue

20. 300 Multiple Choice - select the best answer A magnet can be used to separate ______ from wood chips. A) Water B) Sand C) Salt D) Iron D

21. double True or False The material left behind in the distillation process or filtration process is called the residue. True

22. 300 Multiple Choice - select the best answer A separation technique based on evaporation and condensation A) Distillation B) Filtration C) Crystallization D) Evaporation A

23. 300 Multiple Choice - select the best answer Oxygen gas dissolves best in a solution at: A) Room temperature B) Refrigerator temperature C) Body temperature D) Boiling water temperature D

24. 100 True or False A process of separation based on boiling points is called distillation. True

25. 200 Matching – select the best word from the list below Does the dissolving SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Solvent

26. 300 Multiple Choice - select the best answer Which has the lower freezing point? A) Dilute salt water solution B) Concentrated salt water solution C) Saturated salt water solution D) Water alone C

27. 100 True or False Filtration allows the recovery of the solute. False – solute is a part of a solution and filtration will not separate the components of solutions

28. 200 Matching – select the best word from the list below As much solute is dissolved as possible in the solvent at a given temperature. SolventResidueSolute DiluteConcentratedSaturated EmulsifierCrystal Saturated

29. 500 Long Answer What are four separation techniques discussed in class? 1)Distillation 2)Filtration 3)Crystallization 4)Evaporation 5)Your hands

30. 500 Long Answer What property of matter does distillation use to separate mixtures? 1)Boiling points

31. Final Wager List three steps to speeding up the dissolving process of solid solutes in a solution. 1)Grind up the solute 2)Heat up the solvent 3)Stir or shake the solution