WorksheetsPhase Changes
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
At what point(s) is a phase change occuring?
a)
A
b)
B and D
c)
D
d)
C and A
2.
What are the molecules responsible for during a phase change?
a)
to rearrange the matter into a new state.
b)
to change
c)
to move faster and faster
d)
to stop moving
3.
What is the dependent variable in the graph?
a)
Time
b)
Temperature
4.
Point "B" is known as the:
a)
melting point
b)
freezing point
c)
boiling point
d)
both freezing and melting point.
5.
At which point is this substance a liquid?
a)
A
b)
C
c)
E
6.
Point "D" is known as the:
a)
vaporization point
b)
condensing point
c)
boiling point
d)
both vaporization and condensing point
7.
At which point is the substance a solid?
a)
A
b)
C
c)
E
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