Question

The process of transfer of heat energy from a hot body to a cold body without heating the space in between them is called ___________.

Answer 1

Dear student,

The process of transfer of heat energy from a hot body to a cold body without heating the space between them is called radiation.
Radiation is one of the methods of heat transfer in which no medium is required.
Eg- Heat of the sun reaches the earth is via radiation.
​​​​​​
Regards