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WorksheetsTemperature and State changes
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is a main difference between boiling and evaporation?
a)
Boiling requires an outside power source and the evaporation process is internal.
b)
Evaporation takes place at one temperature, boiling takes place at all temperatures.
c)
Boiling takes place at one temperature, evaporation takes place at all temperatures.
d)
Boiling takes can only occur through mechanical methods.
2.
Condensation occurs when...
a)
Liquid is condensed into a solid.
b)
Water vapor becomes snow at high altitudes.
c)
As a liquid is heated to boiling.
d)
Vapor is cooled on a surface.
3.
Temperature at which matter changes from liquid to solid
a)
freezing point
b)
melting point
c)
boiling point
d)
absolute zero
4.
The energy an object has due to its motion
a)
potential energy
b)
kinetic energy
c)
thermal energy
d)
solar energy
5.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
6.
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
7.
The freezing and melting points of water are the same.
a)
True
b)
False
8.
Evaporation can happen even when a liquid is not boiling.
a)
true
b)
false
9.
In boiling, particles of a liquid get more heat energy.
a)
true
b)
false
10.
Condensation occurs when water vapour....
a)
loses heat
b)
gains heat
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