The graph below shows a substance changing state as the temperature drops.
Study the graph to answer the questions below
Temperature vs Time
Temperature (Celsius)
250
A
200
150
100
50
B
C
D
E
20
40
60
80 100
120
140
160
Time (min)
1. At which point in the graph is the substance a gas?
Erase this text and type your answer here
2. At which point is it a liquid?
3. At which point is it a solid?
Where is condensation happening?
5. At what temperature does this substance begin to condense?
6. Where is freezing happening?
7. At what temperature does this substance begin to freeze?
Clary Lee