Seen others have asked a similar question like this but have never gotten a solid answer... 1. liquid vaporizing infinitesimally slowly as it boiling point. 2. liquid freezing infinitesimally slowly as it boiling point. 3. a single swing of a real pendulum 4. a single swing of a frictionless pendulum 5. gas condensing below its condensation point 6. gas condensing infinitesimally slowly at its condensation point 7. solid melting infinitesimally slowly above its melting point 8. solid melting infinitesimally slowly at its melting point 9. liquid freezing below its freezing point 10. liquid vaporizing above its boiling point