Which of the following concepts is a method of heat transfer that does not require a material medium? By: Sunday|Published on: Jan 25|Categories: Physics WAEC| 0 comments A. conduction B. radiation C. diffusion D. convection Correct Answer: Option B B. radiation Users Also Read These:The statement 'Heat lost by the hot body equals that…Which of the following waves requires a material…Heat transfer by convection will take place is one…A piece of metal of mass 50g is cooled from 80°C to…Which of the following concepts is a method of heat…SEE ALSO The half-life of a radioactive element is 5. Calculate its decay constant?