Systems
Mass ( m )
Work ( w )
Heat ( Q )
Volume ( v )
Closed
No
Yes
Yes
Yes Or No
Open
Yes
Yes
Yes
No
Isolated
No
No
No
No
Closed
Adiabatic
No
Yes
No
Yes Or No
Open
Adiabatic
Yes
Yes
No
No
Rigid
No
No
Yes
No