Question 19
Original source text (the original panel preserves all diagram labels, tables and choices):
The diagram below shows a metal cylinder with a movable piston. The cylinder is
filled with gas of a fixed mass.
What will happen to the gas's volume, pressure, and temperature when heat is
applied?
Volume Pressure Temperature
A increases unchanged increases
B decreases unchanged decreases
C increases decreases increases
D decreases unchanged increases

The diagram below shows a metal cylinder with a movable piston. The cylinder is
filled with gas of a fixed mass.
What will happen to the gas's volume, pressure, and temperature when heat is
applied?
Volume Pressure Temperature
A increases unchanged increases
B decreases unchanged decreases
C increases decreases increases
D decreases unchanged increases
