WRITTEN WORK
F
T
D
E
1. What can you infer about the temperature of a
substance from B to C as time progresses? The
temperature
A. increases
B. decreases
C. does not change
D. varies linearly with time
2. Which segment in the graph involves absorbed heat that
is used in phase transformation of the substance?
A. A to B
C. B to C
B. C to D
D. B to D
