The heat transfer Q, the work done W and the change in internal energy U are all zero in the case of

a rigid vessel containing steam at $$150^\circ$$ C left in the atmosphere which is at 25oC

1 kg of gas contained in an insulated cylinder expanding as the piston moves slowly outwards.

a rigid vessel containing ammonia gas connected through a valve to an evacuated rigid vessel, the vessel, the valve and the connecting pipes being well insulated and the valve being opened and after a time, condition through the two vessels becoming uniform

1 kg of air flowing adiabatically from the atmosphere into a previously evacuated bottle