IB Physics B.4 Thermodynamics Notes

Physics Topic B.4 Thermodynamics Revision Notes

Browse syllabus-aligned notes for B.4 Thermodynamics. Open each subtopic for focused explanations, examples, and summaries.

Browse summary cheatsheets for B.4 Thermodynamics (HL only)

B.4.1 First law of thermodynamics (HL only)

9 minute read

B.4.2 Entropy and system evolution (HL only)

9 minute read

B.4.3 Thermodynamic processes and heat engines (HL only)

9 minute read