O-LevelPhysicsThermal Physics5054/11 · May/June 2022 · Q131 Mark
A building has walls made from wood and steel. What describes the way in which thermal energy is transferred through the walls?
Aconduction through the wood by movement of molecules through the wood only
Bconduction through the metal by both the vibration of particles and movement of electrons through the steel
Cconduction through the wood by both the vibration and movement of molecules through the wood
Dconvection through the metal by movement of electrons through the steel only
✓ Correct answer
B: conduction through the metal by both the vibration of particles and movement of electrons through the steel
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