Lesson Videos for Properties & Changes of MaterialsHomeLesson Videos for Properties & Changes of MaterialsL2 – Thermal ConductivityL3 – Electrical ConductivityL4 – Hardness and TransparencyL5 – SolubilityL6 – Disolving and Changes of StateL7 – Separating MixturesL8 – Irreversible Change, BurningL9 – Irreversible Change, Bicarb