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Name: 
 

Matter



Modified True/False
Indicate whether the sentence or statement is true or false.  If false, change the identified word or phrase to make the sentence or statement true.
 

1. 

The melting point is the same temperature as the freezing point for a substance.  _______________

 

2. 

Substances are either elements or mixtures.  _______________

 

3. 

The odor of a substance is a physical property.  _______________

 

4. 

Smoke is a compound.  _______________

 

5. 

A substance can be separated into simpler parts through differences in their physical properties.  _______________

 

6. 

The law of conservation of mass states that the mass of all substances before a chemical change equals the mass of all the substances after the change.  _______________

 

7. 

Colloids are mixtures.  _______________

 

8. 

The freezing of water is a chemical change.  _______________

 

9. 

Homogeneous mixtures can be separated by physical properties.  _______________

 

10. 

A fruit salad is a homogeneous mixture.  _______________

 

11. 

Color is a physical property.  _______________

 

12. 

When a firecracker explodes, mass is lost.  _______________

 

13. 

A suspension is a homogeneous mixture.  _______________

 

14. 

The breaking of a glass window is a physical change.  _______________

 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

15. 

Matter that has a definite volume and a definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

16. 

A gaslike mixture with no definite volume or shape that is made up of positively and negatively charged particles is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

17. 

Matter with no definite volume and no definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

18. 

Matter that has a definite volume but no definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

19. 

Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _____.
a.
gas
b.
liquid
c.
plasma
d.
solid
e.
buoyant
 

20. 

Physical science is the study of_____.
a.
energy
b.
behavior
c.
living things
d.
matter
e.
matter and energy
 

21. 

When a physical scientist studies the makeup of matter, he or she is studying the matter's _____.
a.
behavior
c.
energy
b.
composition
d.
technology
 

22. 

Physical science deals with the _____ of matter.
a.
energy
b.
composition
c.
living things
d.
properties
e.
properties and composition
 

23. 

The process of gathering information through the senses is called _____.
a.
analyzing
b.
conclusion
c.
hypothesizing
d.
inferring
e.
observation
 

24. 

A testable prediction about a possible solution to a problem is called _____.
a.
a conclusion
b.
an exercise
c.
an experiment
d.
a hypothesis
e.
a variable
 

25. 

When designing an experiment, the first step is to _____.
a.
analyze the data
c.
state a hypothesis
b.
list a procedure
d.
state the problem
 

26. 

A rule or principle that describes the behavior of something in nature is a _____.
a.
hypothesis
b.
problem
c.
scientific law
d.
theory
e.
variable
 

27. 

An explanation of an event that is based on repeated observations and experiments is a _____.
a.
hypothesis
b.
problem
c.
scientific law
d.
theory
e.
variable
 

28. 

An idea, structure, or system that can be used to represent something you are trying to explain is a _____.
a.
constant
b.
hypothesis
c.
law
d.
model
e.
variable
 

29. 

The reason for wearing safety goggles in a laboratory is to _____.
a.
improve eyesight
c.
protect the experimenter from burns
b.
protect clothing from chemical spills
d.
protect the eyes from harmful substances
 

30. 

Three examples of physical change are _____.
a.
boiling of water, bursting a balloon, and melting a candle
b.
burning of gasoline, rotting of an egg, and exploding fireworks
c.
freezing of water, evaporation of gasoline, and rusting a nail
d.
sawing of wood, crushing a can, and toasting a marshmallow
 

31. 

_____ is a substance.
a.
Lemonade
c.
Seawater
b.
Soil
d.
Steam
 

32. 

The color of ink is a _____.
a.
chemical change
c.
physical change
b.
chemical property
d.
physical property
 

33. 

Smoke is an example of a _____.
a.
colloid
b.
mixture
c.
solution
d.
substance
e.
suspension
 

34. 

When gasoline is burned in an engine, _____.
a.
gasoline evaporates
c.
mass is lost
b.
mass is gained
d.
new substances are formed
 

35. 

_____ is another name for a homogeneous mixture.
a.
Liquid
c.
Substance
b.
Solution
d.
Suspension
 

36. 

When two or more substances are combined so each substance maintains its own properties, the result is _____.
a.
a chemical change
c.
an element
b.
a compound
d.
a mixture
 

37. 

The scattering of light by colloids is called _____.
a.
air pollution
c.
suspension
b.
conservation
d.
the Tyndall effect
 

38. 

_____ is NOT homogeneous.
a.
A compound
c.
A solution
b.
An element
d.
A suspension
 

Yes/No
Indicate whether you agree with the sentence or statement.
 
 
You are given a flask that contains 250 mL of a clear, brown liquid. You shine a light through the liquid, and no light beam is visible. In the following list of items, record a Y if that item could be a valid inference for the liquid. Record an N if that item could not be a valid inference.
 

39. 

substance
 

40. 

colloid
 

41. 

solution of a solid in a liquid
 

42. 

suspension
 

43. 

solution of a liquid in a liquid
 

Completion
Complete each sentence or statement.
 

44. 

The particles that make up all matter are called _______________.
 

 

45. 

Matter is classified as _______________ and mixtures.
 

 

46. 

A colloid is a(n) _______________ mixture.
 

 

47. 

The ability of some solids to change directly from a solid to a gas is a(n) _______________ property.
 

 

48. 

The law that describes the relationship between the mass of substances entering into chemical reaction and the mass of substances resulting from that reaction is known as _______________.
 

 

Matching
 
 
Match the labeled parts of Figure 9-1 to the correct terms below.

practice_test_matte_files/i0550000.jpg
 

49. 

pure element
 

50. 

mixture of two elements
 

51. 

pure compound
 

52. 

mixture of two compounds
 

53. 

mixture of a compound and an element
 

Short Answer
 

54. 

Explain how you could separate a mixture of sand and sugar.
 

55. 

Italian salad dressing is vinegar, oil, and spices. Is it a colloid, a solution, or a suspension after it is shaken well?
 



 
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