IB Physics HL · B.1 Thermal energy transfers
Thermal equilibrium, temperature, and internal energy for IB Physics HL
Thermal equilibrium, temperature, and internal energy is mapped to B.1 Thermal energy transfers in the IB Physics HL pathway. Use this public guide to see exactly where the concept fits, what to master, and which GioPhysics resource continues the study sequence.
Where this fits
B.1 Thermal energy transfers
- Curriculum
- IB Physics HL
- Theme or group
- The particulate nature of matter
- Current framework
- First assessment 2025
Temperature, internal energy, specific and latent heat are in Chapter 40; conduction, convection, and radiation are in Chapter 41.
Mastery checklist
Know what success looks like.
- 01
Track energy transfers with a clearly stated system boundary.
- 02
Choose the appropriate work, energy, or power relationship and keep its sign convention visible.
- 03
Account for useful output, dissipation, and conservation before judging the final value.
Exam lens
Build, apply, check.
B.1 Thermal energy transfers is identified as SL + HL in this curriculum map. Build the concept first, then practise selecting a model, showing working, and checking the final result.
Teaching sequence
B.1 Thermal energy transfers
This syllabus point maps to 3 ordered concept guides.
- 01Thermal equilibrium, temperature, and internal energyCurrent guide
- 02Specific heat capacity and latent heat
- 03Conduction, convection, and thermal radiation