1. 2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Vocabulary More Vocabulary Chemical Unknowns Liquid Chemicals Household Chemicals

2. Characteristics used to describe an object

3. What are properties?

4. A combination of two or more different substances

5. What is a mixture?

6. This word means that a material is spread evenly throughout another substance and is not visible

7. What is dissolved?

8. The name for a homogenous mixture

9. What is a solution?

10. The name for a heterogeneous mixture

11. What is a suspension?

12. The process by which a liquid changes to a gas

13. What evaporation?

14. The study of chemicals and how they interact

15. What is chemistry?

16. Properties that show a substance’s ability to transform into new materials

17. What are chemical properties?

18. Properties such as color, shape, texture, and odor

19. What are physical properties?

20. The process of passing a liquid through a porous substance in order to separate any solids from that liquid

21. What is filtration?

22. This chemical is made of crystals. When it is mixed with water it dissolves. When it is heated, it melts, turns golden brown and then black, and smells like caramel.

23. What is sugar?

24. This chemical does not easily mix with water. Its water mixture is separated by filtration. It has a pleasant smell. It does not burn when heated.

25. What is talc (baby powder)?

26. This chemical dissolves in water. When the water mixture is left standing for a few days, it reappears as beautiful crystals. It turns bright purple when mixed with red cabbage juice.

27. What is alum?

28. This chemical fizzes and bubbles when vinegar is added to it. It does not burn when it is heated. When it is mixed with red cabbage juice, it turns green.

29. What is baking soda?

30. This chemical does not dissolve in water. Its water mixture is separated by filtration. It turns purple- black when mixed with iodine. When it is heated, it turns brown. It was part of the mystery goo.

31. What is cornstarch?

32. This liquid chemical turns purple-black in the presence of starch.

33. What is iodine?

34. This chemical was used to make solutions and suspensions. When it could hold no more of an unknown, it was said to be saturated.

35. What water?

36. This chemical fizzes and bubbles when it is mixed with baking soda. Cornstarch and talc do not dissolve when mixed with this chemical.

37. What is vinegar?

38. This chemical is a natural indicator. It is a plant juice and it is used to tell whether a chemical is an acid, a base, or a neutral.

39. What is red cabbage juice?

40. This is how many solutions are separated.

41. What evaporation?

42. These two household chemicals tested as bases.

43. What are ammonia and detergent?

44. These are found in foods like lemons and taste sour and have a strong smell

45. What are acids?

46. These are found in baking soda and sometimes have a bitter taste.

47. What are bases?

48. These two household chemicals tested as acids.

49. What are lemon juice and vinegar?

50. These two household liquids tested as neutrals.

51. What are water and alcohol?