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Chapter 15/14 Test Review

Total questions: 99

Worksheet time: 1hrs 14mins

Name
Class
Date
1.

sharpening a pencil

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

2.

flammability of a substance

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

3.

size of an object

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

4.

inflating a tire

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

5.

freezing point

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

6.

corrosion (rusting) of a bicycle frame

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

7.

fragrance of a flower

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

8.

boiling water

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

9.

a burning candle

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

10.

oranges squeezed to make orange juice

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

11.

a change in size, shape, or state of matter

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

12.

a characteristic that indicates whether a substance can change to another substance

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

13.

a change of one substance to another

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

14.

a characteristic that can be observed without changing the substance

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

15.

milk going sour

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

16.
Why is a balloon with air in it heavier than a balloon without air?
a)
it's larger
b)
it has matter in it
c)
it takes up more space
d)
none of the above
17.
Which of these is matter?
a)
energy
b)
air
c)
peace
d)
love
18.
Anything that occupies space and has mass is known as
a)
liquid
b)
air
c)
matter
d)
solid
19.

Color is what type of property?

a)

Physical

b)

Chemical

20.

Reactivity is what type of property?

a)

Physical

b)

Chemical

21.

What is a sign of a physical change?

a)

Bubbles forming

b)

Color changing

c)

Stretching

d)

Producing heat

22.

What is a sign of a chemical change?

a)

Stretching

b)

Tearing

c)

Compressing

d)

Bubbles

23.

What happens to the atoms of a substance in a physical change?

a)

Atoms get bigger

b)

Atoms change their arrangement and motion

c)

Atoms get smaller

d)

Atoms bond together differently

24.

What happens to the atoms of a substance in a chemical change?

a)

Atoms get bigger

b)

Atoms change their arrangement and motion

c)

Atoms get smaller

d)

Atoms bond together differently

25.

Which of the following changes is a physical change of matter?

a)

water evaporating

b)

paper burning

c)

a nail rusting

d)

a silver spoon tarnishing

26.

Which of these observations would likely be an indication of a chemical change?

a)

A change in odor when two substances are mixed

b)

A change in temperature when a hot substance is left standing in air

c)

A change in volume as a substance is heated

d)

The disappearance of a liquid as it boils

27.

You mixed two liquids and a precipitate formed, what kind of change occured?

a)

Physical

b)

Chemical

28.

What happens when sugar dissolves in water?

a)

Physical change because a new substance is formed

b)

Chemical change because a new substance is formed

c)

Physical change because the sugar is just getting smaller

d)

Chemical change because the sugar is just getting smaller

29.

Signs of a physical change:

a)

Compress

b)

Shatter

c)

Tear

d)

Precipitate

30.

Signs of a chemical change:

a)

Precipitate

b)

Light

c)

Heat

d)

Shatter

31.

Acid Rain

a)

Physical Change

b)

Chemical Change

32.

Moldy Bread

a)

Physical Change

b)

Chemical Change

33.
Which of the following is a physical property of matter? 
a)
Flammability
b)
Reactivity
c)
Solubility
d)
Combustability 
34.
Physical or chemical change?
cutting a piece of paper in half
a)
Physical
b)
Chemical
35.
Physical or chemical change?
a sliced banana turns brown after sitting out for a while
a)
Physical
b)
Chemical
36.
Physical or chemical change?
sugar is dissolved into hot tea
a)
Physical
b)
Chemical
37.
Physical or chemical property?
density
a)
Physical
b)
Chemical
38.
How are physical and chemical properties different?
a)
Chemical properties only apply to chemicals. Physical properties apply to everything.
b)
Chemical properties are only observable as the substance is changing. Physical properties are easily observed or measured.
c)
Chemical properties are easy to reverse, and physical properties cannot be reversed. 
39.
Over time, pure silver that is exposed to air turns a strange greyish brown color. This is an example of a ________________ change. 
a)
Physical
b)
Chemical
40.
Name that physical property!
the ability of a substance to be hammered into thin sheets
a)
Thermal conductivity
b)
Ductility
c)
Solubility
d)
Malleability
41.
Name that physical property!
the ability of a substance to carry heat from one area to another
a)
Thermal conductivity
b)
Ductility
c)
Solubility
d)
Malleability
42.
Name that physical property!
The ability of a substance to be pulled into thin wires
a)
Thermal conductivity
b)
Ductility
c)
Solubility
d)
Malleability
43.
A substance that undergoes a(n) _____ change becomes a new kind of substance.
a)
Chemical
b)
Physical
44.
A chemical change always involves one or more
a)
Chemical Reactions
b)
Chemical properties
c)
States of matter
d)
All are correct.
45.
An example of a property that could change only if a chemical change occurs is
a)
Size
b)
Shape
c)
Volume
d)
Flammability
46.
True or false: Ice melting is an example of a chemical change in matter.
a)
False
b)
True
47.
True of False. Methane burning is an example of a chemical change.
a)
True
b)
False
48.
Signs that a chemical change has occurred include
a)
a change in color
b)
the release of bubbles
c)
the production of an odor
d)
all are correct.
49.
All of the following are chemical changes except
a)
iron rusting
b)
ice cubes melting
c)
pennies tarnishing
d)
food spoiling
50.
True or false: The production of a loud sound may be a sign that a chemical change has occurred.
a)
True
b)
False
51.

What is NOT a difference in physical and chemical changes?

a)

Appearance

b)

Composition

c)

Properties

d)

Occur in various forms of matter

52.

What leads you to know a chemical reaction has occured?

a)

gas given off

b)

light or heat given off

c)

color change

d)

solid precipitate formed

e)

water is formed

53.

What type of change forms new matter?

a)

Chemical

b)

Physical

c)

Both

d)

Neither

54.

What is an example of a chemical property?

a)

Flammability

b)

Toxicity

c)

Luster

d)

Malleability

55.

What is an example of a physical property?

a)

Luster

b)

Malleability

c)

Flammability

d)

Toxicity

56.

What type of change is a change of phase?

a)

Physical

b)

Chemical

c)

Neither

d)

Both

57.

What type of change does not affect the type of mother?

a)

Physical

b)

Chemical

c)

Optimal

d)

changing

58.

Which results in a change of identity in matter?

a)

Physical

b)

Chemical

c)

Both

d)

Identity doesn't change

59.

Is rust on a car physical or chemical?

a)

Physical

b)

Chemical

c)

Both

d)

Neither

60.

What are examples of physical properties?

a)

Color

b)

Temperature

c)

Malleability

d)

Flammability

61.
The phase change from water vapor to liquid water is known as...
a)
evaporation
b)
precipitation
c)
condensation
d)
sublimation
62.
2. A change of state from a liquid to a solid is called....
a)
Melting
b)
Freezing
c)
Evaporation
63.

Phase change going from a Gas to a Liquid...

a)

Sublimation

b)

Deposition

c)

Ionization

d)

Condensation

64.

Phase change going from a Liquid to a Gas...

a)

Vaporization

b)

Deposition

c)

Condensation

d)

Melting

65.

Phase change going from a Solid to a Gas...

a)

Deposition

b)

Sublimation

c)

Condensation

d)

Recombination

66.

Phase change going from a Solid to a Liquid...

a)

Freezing

b)

Condensation

c)

Melting

d)

Sublimation

67.

Phase change going from a Gas to a Solid...

a)

Deposition

b)

Sublimation

c)

Condensation

d)

Vaporization

68.

What state/phase is the object likely from points A to B?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

69.

What is happening to the particles in the substance between points D and E?

a)

Melting

b)

Freezing

c)

Vaporizing

d)

Sublimating

70.

Where on the graph are phase changes taking place?

a)

1

b)

2

c)

3

d)

4

e)

5

71.
When the temperature of matter increases the particles...
a)
speed up and move closer
b)
speed up and move farther apart
c)
slow down and move closer together
d)
slow down and move farther apart
72.
No Definite Shape and No Definite Volume
a)
Gas
b)
Liquid
c)
Solid
73.
Definite shape and a definite volume.
a)
Gas
b)
Liquid
c)
Solid
74.
No definite shape, but has a definite volume
a)
Gas
b)
Liquid
c)
Solid
75.

Between which two points is the gas heating up?

a)

A ----> B

b)

B <---- C

c)

C ----> D

d)

D ----> E

e)

E ----> F

76.
Between which points is the temperature of the substance remaining constant?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
77.
A substance's heating curve is shown in the graph.  What is its boiling point?
a)
100 C
b)
60 C
c)
80 C
d)
20 C
78.
The graph shows a cooling curve for an unknown substance.  What is happening during segment DE?
a)
boiling
b)
condensation
c)
freezing
d)
melting
79.

What is the formula for Boyle's Law?

a)

P1V1=P2V2

b)

V1/T1=V2/T2

80.

for Boyle's Law - When pressure increases then the Volume must...

a)

Increase (direct)

b)

decrease (indirect)

81.

When Volume increases then Pressure must...

a)

Increase (direct)

b)

Decrease (indirect)

82.
A gas occupies 4.98 L at 2.6 atm of pressure. What volume does it occupy at 1.8 atm pressure?
a)
12.9 L
b)
0.72 L
c)
7.2 L
d)
3.44 L
83.
A gas at a volume of 4 liters is at a pressure of 2 atm. The volume is changed to 16 Liters, what must the new pressure be?
a)
2 atm
b)
12 atm
c)
10 atm
d)
0.5 atm
84.
The relationship of which two variables are compared in Charles’s Law?
a)
pressure & volume
b)
volume & temperature
c)
temperature & pressure
d)
volume & moles (amount of gas)
85.
What temperature scale must all temperature measurements be converted to?
a)
Celsius
b)
Fahrenheit
c)
Kelvin
d)
Does not matter
86.
Volume and temperature have a ______ proportionality.
a)
direct
b)
inverse
c)
linear
d)
exponential
87.
What is 50 C in Kelvin?
a)
223
b)
323
c)
100
d)
50
88.

What is the formula Charles' Law?

a)

V1 / T1 = V2 / T2

b)

P1V1 = P2V2

89.
There are 40 liters of helium in a balloon at 100 K. If the temperature of the balloon is increased to 200 K, what will the new volume of the balloon be?
a)
80 L
b)
45 L
c)
54 L
d)
45.33 L
90.

What causes the pressure to increase if more gas particles are added to a closed container?

a)

an increase in the number of collisions between the gas and the container walls

b)

a decrease in the volume of the container

c)

a decrease in the size of each particle as the number of particles increases

d)

an increase in the number of collisions between air particles and the outside of the container

91.

2.When first blown up, a balloon is firm because of the air pressure inside it. However, after time, the balloon becomes soft as the air pressure inside drops. What could have caused the air pressure to decrease?

a)

increase in air temperature

b)

decrease in the balloon's volume

c)

decrease in the number of air particles as they leaded out of the balloon

d)

a chemical reaction between the air particles & the balloon

92.

3.A gas has a volume of 15 L, a temperature of 300 K, and an unknown initial pressure. Then, the gas expands to 30 L, remains at 300 K, and has a pressure of 300 kPa. What was the initial pressure of the gas?

a)

150 kPa

b)

600 kPa

c)

330 kPa

d)

570 kPa

93.

According to Charles’s law, the relationship between the temperature and the volume of a gas is

a)

direct

b)

inverse

c)

exponential

d)

inverse square

94.

When the temperature of the gas in closed container is increased, the pressure increases.

a)

True

b)

False

95.

The volume of the ideal gas in the container is 9 m3. What would the volume be if four more blocks were placed on top of the lid of the container with the temperature of the gas kept constant? (The lid itself has a mass equal to that of two blocks.)

a)

81

b)

18

c)

4.5

d)

3

96.

Which of the following graphs correctly represents the relationship between the pressure and the volume of an ideal gas that is held at constant temperature?

a)

A

b)

B

c)

C

d)

D

97.

The temperature of the ideal gas in the container shown is 300 K. The gas occupies a volume of 1.27 m3. What would be the volume of the gas if its temperature were decreased to 100 K? No blocks are added to or removed from the lid.

a)

0.423

b)

.635

c)

1.27

d)

3.81

98.

Which of the following graphs correctly represents the relationship between the temperature and the volume of an ideal gas that is held at constant pressure?

a)

A

b)

B

c)

C

d)

D

99.

The volume of an ideal gas in a container is 2.0 L. What will be the volume of the gas if the pressure on the container is doubled while the temperature is reduced from 400 K to 200 K?

a)

0.5

b)

2.0

c)

4.0

d)

8.0

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