SLS Hackathon by Yumin Primary on Heat Loss

https://iwant2study.org/ospsg/index.php/interactive-resources/physics/03-thermal-physics/02-transfer-of-thermal-energy/874-loseheat

https://iwant2study.org/ospsg/index.php/interactive-resources/physics/03-thermal-physics/02-transfer-of-thermal-energy/875-loseheat-comparing3material