Question

interconvertion of state solid liquid and gas full defined​

Answer 1

solid can be changed into liquid by melting and then liquid can be changed into gas by vaporisation and then again it can be changed into liquid by cooling and liquid to solid by freezing

Answer 2

Answer:

solid can be converted into liquid by increasing the temperature and redusing the pressure and same is with liquid to gas. Gas can be converted into liquid by increasing the pressure and reducing the temperature and same is with liquid to solid. Solids can be converted directly into gas called submilation and gas can be converted directly into solid called frost.