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Phase Change Quiz

Total questions: 33

Worksheet time: 27mins

Name
Class
Date
1.

You have decided to start sealing all your letters with glittery wax because you are so "cool". Which answer BEST explains what you must do to make the SOLID wax a LIQUID?

a)

In order to make the SOLID wax a LIQUID you must ADD HEAT ENERGY by putting the wax in the FREEZER.

b)

In order to make the SOLID wax a LIQUID you must ADD HEAT ENERGY by putting the wax over a FLAME.

c)

In order to make the SOLID wax a LIQUID you must REMOVE HEAT ENERGY by putting the wax in an OVEN.

2.

You have dropped your popsicle and are watching it become a LIQUID. Which answer BEST explains what PHASE CHANGE has occurred AND how the molecule MOVEMENT has changed?

a)

The PHASE CHANGE that has occurred is CONDENSATION and the molecule MOVEMENT has become FASTER.

b)

The PHASE CHANGE that has occurred is EVAPORATION and the molecule MOVEMENT has become SLOWER.

c)

The PHASE CHANGE that has occurred is MELTNG and the molecule MOVEMENT has become FASTER.

3.

You are drinking a cold drink on a hot day when you notice LIQUID water has collected on the can. Which answer BEST explains what PHASE CHANGE has occurred as the water vapor turned to liquid AND how the molecule ARRANGEMENT has changed?

a)

The PHASE CHANGE that has occurred is CONDENSATION and the molecule ARRANGEMENT has become CLOSER.

b)

The PHASE CHANGE that has occurred is FREEZING and the molecule ARRANGEMENT has become CLOSER.

c)

The PHASE CHANGE that has occurred is EVAPORATION and the molecule MOVEMENT has become FASTER.

4.

You are relaxing on some grass when you notice LIQUID water droplets have begun to seemingly disappear off the grass leaves. Which answer BEST explains what PHASE CHANGE has occurred AND how the molecule ARRANGEMENT has changed?

a)

The PHASE CHANGE that has occurred is EVAPORATION and the molecule ARRANGEMENT has become FARTHER APART.

b)

The PHASE CHANGE that has occurred is FREEZING and the molecule ARRANGEMENT has become CLOSER.

c)

The PHASE CHANGE that has occurred is MELTING and the molecule MOVEMENT has become FASTER.

5.

Your teacher asks your group to discuss molecule MOVEMENT and molecule ARRANGEMENT in a SOLID. Each of your group members shares their answer. Decide who has the BEST answer.

a)

Betsy says molecule MOVEMENT in a SOLID is SLOW and the molecule ARRANGEMENT is FAR APART.

b)

Yazmin says molecules DO NOT MOVE in a SOLID and the molecule ARRANGEMENT is CLOSE.

c)

Leila says molecule MOVEMENT in a SOLID is SLOW and the molecule ARRANGEMENT is CLOSE.

6.

Your teacher asks your group to discuss HOW molecule MOVEMENT and molecule ARRANGEMENT in a LIQUID is DIFFERENT than in a SOLID. Each of your group members shares their answer. Decide who has the BEST answer.

a)

Zachary says molecule MOVEMENT in a LIQUID is SLOWER and the molecule ARRANGEMENT is FARTHER APART than a SOLID.

b)

Miguel says molecule MOVEMENT in a LIQUID is SLOWER and the molecule ARRANGEMENT is CLOSER than a SOLID.

c)

Julian says molecule MOVEMENT in a LIQUID is FASTER and the molecule ARRANGEMENT is FARTHER APART than a SOLID.

7.

Your teacher asks your group to discuss HOW molecule MOVEMENT and molecule ARRANGEMENT in a GAS is DIFFERENT than in a LIQUID. Each of your group members shares their answer. Decide who has the BEST answer.

a)

Villette says molecule MOVEMENT in a GAS is FASTER and the molecule ARRANGEMENT is FARTHER APART than a LIQUID.

b)

Vivian says molecule MOVEMENT in a GAS is SLOWER and the molecule ARRANGEMENT is FARTHER APART than a LIQUID.

c)

Griselda says molecule MOVEMENT in a GAS is FASTER and the molecule ARRANGEMENT is CLOSER than a LIQUID.

8.

Phase change of a liquid to a solid

a)

Freezing

b)

Sublimation

c)

Condensation

d)

Melting

9.

Phase change of a solid directly to a gas

a)

Condensation

b)

Freezing point

c)

Sublimation

d)

Vaporitzation

10.

Phase change of a gas to a liquid

a)

Condensation

b)

Evaporation

c)

Sublimation

d)

Melting point

11.

Temperature at which a liquid changes to a solid

a)

Evaporation

b)

Melting

c)

Freezing point

d)

Sublimation

12.

Phase change of a liquid to a gas

a)

Vaporization

b)

Sublimation

c)

Melting point

d)

Evaporation

13.

Phase change of a solid to a liquid

a)

Freezing

b)

Sublimation

c)

Condensation

d)

Melting

14.

Which diagram best represents molecules of matter in the solid phase?

a)
b)
c)
15.
No Definite Shape and No Definite Volume
a)
Gas
b)
Liquid
c)
Solid
16.
Definite shape and a definite volume.
a)
Gas
b)
Liquid
c)
Solid
17.
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
18.

During a phase change like melting or boiling, the temperature

a)

increases

b)

decreases

c)

fluctuates

d)

stays the same

19.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
20.
The boiling point of water is ______________.
a)
0° C
b)
50° C
c)
200° C
d)
100° C
21.

Is the substance gaining or losing energy?

a)

Gaining

b)

Losing

22.

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

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

23.

What is happening to the movement of the particles in the substance between points A and B?

a)

Melting

b)

Freezing

c)

Speeding Up

d)

Slowing Down

24.

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

a)

Melting

b)

Freezing

c)

Vaporizing

d)

Sublimating

25.

Is the substance gaining or losing energy?

a)

Gaining

b)

Losing

26.

Where on the graph are phase changes taking place?

a)

1

b)

2

c)

3

d)

4

e)

5

27.
What is sublimation?
a)
phase change between solid and liquid
b)
pahse change from gas to solid
c)
phase change from solid to gas
d)
phase change from solid to solid
28.
Change from Gas to Solid is called........
a)
Sublimation
b)
Deposition
c)
Fusion
d)
condensation
29.
As substance goes from D to E what happens to the distance between the particles?
a)
particles get closer together
b)
particles disappear
c)
particles get far apart
30.

Which has more heat energy, and iceberg or a cup of hot chocolate?

a)

Iceberg

b)

Hot Chocolate

c)

They are equal

31.

Which has a higher temperature, an iceberg or a cup of hot chocolate?

a)

Iceberg

b)

Hot Chocolate

c)

They are both equal

32.

Why does an iceberg have more heat energy than a cup of hot chocolate?

a)

The iceberg's molecules are moving faster

b)

The iceberg has more molecules than the hot chocolate

c)

The iceberg has a higher average temperature

33.

What does temperature measure?

a)

The average movement of the molecules in a substance

b)

The number of molecules in a substance

c)

The amount of mass in an object

d)

The amount of space an object takes up