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Matter and Changes in Matter Unit Review

Total questions: 46

Worksheet time: 23mins

Name
Class
Date
1.

ALL matter is made up of

a)

atoms

b)

molecules

c)

cells

d)

carbon

2.

What state of matter has particles with the least amount of kinetic energy?

a)

solid

b)

liquid

c)

gas

d)

plasma

3.

Which state of matter has a definite volume, but no definite shape?

a)

solid

b)

liquid

c)

gas

d)

plasma

4.

The average kinetic energy of the the particles is measured as the _____.

a)

volume

b)

density

c)

pressure

d)

temperature

5.

When the temperature of matter decreases, the particles ...

a)

speed up and move farther apart

b)

speed up and move closer together

c)

slow down and move farther apart

d)

slow down and move closer together

6.
If the tops were removed from the cylinders, the following would happen:
a)
The solid would fly out of the container
b)
The liquid would fly out of the container.
c)
The gas would fly out of the container.
d)
They ALL would fly out of the container.
7.

What state of matter does this picture represent?

a)

solid

b)

liquid

c)

gas

d)

plasma

8.

What state of matter does this picture represent?

a)

solid

b)

liquid

c)

gas

d)

plasma

9.

What state of matter has this arrangement of particles?

a)

solid

b)

liquid

c)

gas

10.
Which state of matter has particles arranged like this?
a)
solid
b)
liquid
c)
gas
11.
Which state of matter has particles arranged like this?
a)
solid
b)
liquid
c)
gas
12.
Which state of matter has particles that are still close together, but can move around each other?
a)
solid
b)
liquid
c)
gas
13.
What happens to the particles when I add heat?
a)
The particles get bigger
b)
The particles get smaller
c)
The particles get slower
d)
The particles get faster
14.

Which of the following terms identifies the change from a liquid to gas?

a)

vaporization

b)

condensation

c)

melting

d)

freezing

15.
Which of the following terms identifies the change from a liquid to solid?
a)
Melting
b)
Condensation
c)
Vaporization
d)
Freezing
16.
Phase change from a liquid to a gas that only happens at the surface.
a)
evaporation
b)
boiling
c)
sublimation
d)
melting
17.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
18.
What state(s) of matter are present at D-E?
a)
Solid-liquid
b)
Liquid
c)
Liquid-gas
d)
Gas-Solid
19.
Between which points is the substance changing state?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
20.

According to this graph, what is the boiling point of this substance? (in degrees)

a)

40

b)

70

c)

100

d)

140

21.

According to this graph, what is the melting point of this substance? (in degrees)

a)

40

b)

70

c)

100

d)

140

22.

Why does water NOT change temperature during phase changes?

a)

Because all of the energy is used to overcome the attraction of the particles

b)

Because heat is not the same thing as temperature

c)

Because adding heat doesn't ever change the temperature of water

23.
What phase of matter is illustrated in "C"
a)
solid
b)
liquid
c)
gas
d)
melting
24.

If both containers are the same temperature, which container will have a lower pressure?

a)

left

b)

right

c)

they both have the same pressure

d)

I don't know

25.
What happened to the volume between the two steps?
a)
volume increased
b)
volume decreased
c)
volume stayed the same
26.

If the temperature of a gas increases at a constant volume, the pressure of the gas ____.

a)

Increases

b)

Decreases

c)

Stays the same

d)

Fluctuates

27.
If a balloon is cooled what will happen to the volume?
a)
Volume will increase
b)
Volume will decrease
c)
Volume will not change
28.

What causes pressure?

a)

The walls of the container pushing on the particles

b)

The vacuum in the container

c)

The collisions of the particles with the walls

d)

Atmospheric pressure acting on the outside walls

29.
What will happen to the volume of a gas under constant temperature if the pressure increases?
a)
Increase
b)
Decrease
c)
Nothing
d)
Explosion!
30.
The boiling point of water is ______________.
a)
0° C
b)
50° C
c)
200° C
d)
100° C
31.
A liquid is
a)
a substance that does not have a definite shape or volume
b)
a substance with a definite volume, but no definite shape
c)
a substance with a definite shape and volume
d)
a substance whose particles vibrate
32.
Changes can usually be reversed
a)
chemical change
b)
physical change
33.
Changes in states of matter (from liquid to gas , solid to liquid, etc)
a)
chemical change
b)
physical change
34.
A change that only affects the appearance of a substance (its size, shape, or state of matter)
a)
physical change
b)
chemical change
35.
melting is an example of
a)
chemical change
b)
physical change
36.
a change in which one kind of matter changes into a different kind of matter with different properties
a)
chemical change
b)
physical change
37.
Rusting nail
a)
Chemical change
b)
physical change
38.
baked cake
a)
chemical change
b)
physical change
39.
slicing bread
a)
chemical change
b)
physical change
40.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
41.
When you break a cracker into pieces it is a...
a)
Chemical change
b)
Physical change
42.
Which of these is a result of a chemical change?
a)
A mixture
b)
A solution
c)
A new substance
d)
Melting or freezing
43.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
44.

Is glass breaking a chemical or physical change?

a)

chemical

b)

physical

45.

One reactant, with a mass of 7 grams (g), is combined with another reactant, with a mass of 3 g, in a sealed container. After the reaction, what is the most reasonable prediction for the total mass of the products of this reaction?

a)

7g

b)

3g

c)

10g

d)

4g

46.

Which of the following is true regarding the atoms involved in a chemical reaction?

a)

The same number of each type of atom will always be present before and after a chemical reaction takes place.

b)

Some of the atoms present before the reaction will always be lost during a chemical reaction.

c)

Some of the atoms will always be changed into a different type of atom by a chemical reaction.

d)

During a chemical reaction, atoms will always be combined into much larger molecules.

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