Question

A ______ is necessary for the conduction of heat. *

1) Surrounding

2) Air

3) Medium

4) Water​

Answer 1

Answer:

here's your answer

Explanation:

3)medium

Answer 2

Answer:

(a) solid only

In conduction, the molecules vibrate and hit each other to transfer the heat energy between them. The molecules need not to travel from one end to other. Therefore, it is only possible in solids in which the molecules do not move but vibrate on heating.