Question

_______________ of heat does not requrie a medium. Fill up the blank.

Answer 1

Sunrays doesn't need any medium

Hope it helps

Answer 2

Answer:Radiation of heat does not requrie a medium

Explanation :

Since heat is the form of energy.Heat transfer is a process in which heat is transferred from one body to another.

There are three modes of heat transfer

(1)Conduction,(2)convection (3)Radiation

Radiation of heat does not require a medium to travel from one body to other.It carry photons of energy directly proportional to the temperature to the power four.

So,Radiation of heat did not require a medium to transfer the heat.