Physics 121: Lecture 25 Today's Agenda Announcements No more homeworks i About midterm 2 Final: Monday Dec. 12 3: 30PM Room P-38 Today' s topics Heat and energy Laws of thermodynamics Work in thermodynamics First Law of thermodynamics and applications Heat engines and Second Law of thermodynamics Reversible/irreversible processes and Entropy Physics 121: Lecture 25, PgPhysics 121: Lecture 25, Pg 1 Physics 121: Lecture 25 Today’s Agenda Announcements No more homeworks ! About midterm 2: Final: Monday Dec. 12 @ 3:30PM Room P-38. Today’s topics Heat and energy Laws of thermodynamics Work in thermodynamics First Law of thermodynamics and applications Heat engines and Second Law of thermodynamics Reversible/irreversible processes and Entropy