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EXAMINING THROUGH
Where does the second law of thermodynamics set the direction of a process?
SPECIMEN 01
Heat flowing from hot coffee to cool air, never the reverse
SPECIMEN 02
A satellite in a circular orbit returning to the same point
SPECIMEN 03
A gas rushing to fill an evacuated chamber when a valve opens
TAP THE SPECIMEN THAT DOESN’T BELONG
Lens: a Cramly study guide