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WorksheetsPhase Change
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
Thermal energy ALWAYS moves from _____ to _____.
a)
solid to liquid
b)
ice to water
c)
hot to cold
d)
solid to gas
2.
If an object has particles that are moving very quickly, the object 's temperature is probably _____.
a)
cold
b)
slow
c)
big
d)
hot
3.
Which of the following terms identifies the change from a liquid to gas?
a)
Evaporation
b)
Condensation
c)
Melting
d)
Freezing
4.
Which of the following terms identifies the change from a liquid to solid?
a)
Melting
b)
Condensation
c)
Evaporation
d)
Freezing
5.
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
6.
Phase change from a solid to a liquid.
a)
melting
b)
freezing
c)
evaporation
d)
condensation
7.
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
8.
Phase change from a gas to a liquid.
a)
condensation
b)
evaporation
c)
melting
d)
freezing
9.
The opposite phase of melting is
a)
freezing
b)
evaporation
c)
condensation
d)
deposition
10.
The phase change from water vapor to liquid water is known as...
a)
evaporation
b)
precipitation
c)
condensation
d)
sublimation
11.
What is it called when a solid turns directly into a gas?
a)
Sublimation
b)
Condensation
c)
Liquid
12.
Change from liquid to solid is call......
a)
fusion
b)
Freezing
c)
sublimation
d)
evaporation
13.
Change from liquid to gas is called....
a)
expansion
b)
evaporation
c)
condensation
d)
sublimation
14.
All changes in the state of matter of a substance requires...
a)
vibration
b)
water
c)
permission
d)
energy
15.
When a puddle of water dries up this process is called...
a)
Condensation
b)
Evaporation
c)
Melting
d)
Boiling
16.
How long does it take this substance to completely change from a liquid to a gas?
a)
1 minute
b)
2 minutes
c)
10 minutes
d)
15 minutes
17.
At what point does the substance finish turning from a liquid to a gas?
a)
B
b)
C
c)
D
d)
E
18.
At what point does the substance begin turning from a solid to a liquid?
a)
B
b)
C
c)
D
d)
E
19.
Which phase change does this image show?
a)
Freezing
b)
Melting
c)
Condensation
d)
Evaporation
20.
Which phase change does this image show?
a)
Freezing
b)
Melting
c)
Condensation
d)
Evaporation
21.
Which phase change does this image show?
a)
Freezing
b)
Melting
c)
Condensation
d)
Evaporation
22.
What is an example of melting?
a)
Water boiling
b)
Water turning into ice
c)
Chocolate bar turning into liquid chocolate
d)
Fog forming on a mirror
23.
What is an example of evaporation?
a)
Water boiling
b)
Water turning into ice
c)
Chocolate bar turning into liquid chocolate
d)
Fog forming on a mirror
24.
What is an example of condensation?
a)
Water boiling
b)
Water turning into ice
c)
Chocolate bar turning into liquid chocolate
d)
Fog forming on a mirror
25.
What is an example of freezing?
a)
Water boiling
b)
Water turning into ice
c)
Chocolate bar turning into liquid chocolate
d)
Fog forming on a mirror
26.
Which two phases changes takes away energy?
a)
Freezing, Melting
b)
Condensation, Evaporation
c)
Freezing, Condensation
d)
Melting, Evaporation
27.
Which two phases changes add energy?
a)
Freezing, Melting
b)
Condensation, Evaporation
c)
Freezing, Condensation
d)
Melting, Evaporation
28.
Liquid changed into a solid
a)
Freezing
b)
Condensation
c)
Melting
d)
Evaporation
29.
What happens to particle movement/speed when energy is added to a phase?
a)
Particles slow down
b)
Particles go faster
c)
Particles don't move
d)
Particles stay the same speed
30.
When energy is added or taken away from a substance it causes a:
a)
Chemical Reaction
b)
Phase Change
c)
Nothing Happens
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