Home » The process of changing the solid into a liquid by supplying the heat is called as Environmental Pollution MCQs The process of changing the solid into a liquid by supplying the heat is called as January 27, 2022 38 Views Q. The process of changing the solid into a liquid by supplying the heat is called asA. MeltingB. EvaporationC. BoilingD. CondensationAnswer: Melting