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WorksheetsHeating and Cooling Curves and Phase Change
Total questions: 28
Worksheet time: 14mins
Name
Class
Date
1.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
2.
Which segment represents the heat of fusion?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
3.
In which segment is the kinetic energy remaining constant?
a)
A-B
b)
B-C
c)
C-D
d)
E-F
4.
Which process takes the longest to occur?
a)
melting
b)
boiling
c)
freezing
d)
heating the solid
5.
What state(s) of matter are present at D-E?
a)
Solid-liquid
b)
Liquid
c)
Liquid-gas
d)
Gas-Solid
6.
What is happening to the potential energy during C-D?
a)
increasing
b)
decreasing
c)
staying the same
7.
What is happening to the potential energy during B-C?
a)
increasing
b)
decreasing
c)
staying the same
8.
What phase change occurs at D-E?
a)
melting
b)
condensing
c)
boiling
d)
freezing
9.
Describe the substance between letters A and B.
a)
Solid
b)
Liquid
c)
Melting
d)
Evaporating
10.
Describe the substance between letters B and C.
a)
Solid
b)
Liquid
c)
Melting
d)
Evaporating
11.
Describe the substance between letters C and D.
a)
Gas
b)
Liquid
c)
Melting
d)
Evaporating
12.
Describe the substance between letters D and E.
a)
Gas
b)
Liquid
c)
Melting
d)
Evaporating
13.
Describe the substance between letters E and F.
a)
Gas
b)
Liquid
c)
Melting
d)
Evaporating
14.
Between which points is the temperature of the substance increasing?
a)
A-B only.
b)
A-B, C-D, E-F
c)
B-C only.
d)
B-C, D-E
15.
Between which points is the temperature of the substance remaining constant?
a)
A-B only.
b)
A-B, C-D, E-F
c)
B-C only.
d)
B-C, D-E
16.
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
17.
This type of graph is called a:
a)
Phase diagram
b)
Heating curve
c)
State of matter
d)
Temperature chart
18.
Which of the following states of matter has a definite shape AND definite volume?
a)
Solid
b)
Liquid
c)
Gas
d)
Solid and Liquid
19.
Which of the following states of matter has a definite volume but NO definite shape?
a)
Solid
b)
Liquid
c)
Gas
d)
Solid and Liquid
20.
Which of the following states of matter has NO definite volume or shape?
a)
Solid
b)
Liquid
c)
Gas
d)
Solid and Liquid
21.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
22.
Which segment represents melting?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
23.
Which of the following represents a gas?
a)
A-B
b)
B-C
c)
C-D
d)
E-F
24.
Which process takes the longest to occur?
a)
melting
b)
boiling
c)
freezing
d)
heating the solid
25.
What state(s) of matter are present at D-E?
a)
Solid-liquid
b)
Liquid
c)
Liquid-gas
d)
Gas-Solid
26.
What is happening during C-D?
a)
condensation
b)
melting
c)
liquid
d)
boiling
27.
During a phase change, temperature is...
a)
increasing
b)
decreasing
c)
staying the same
28.
What phase change occurs at D-E?
a)
melting
b)
condensing
c)
boiling
d)
freezing
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