For transmission of heat from one place to the other medium is required in

For transmission of heat from one place to the otther, medium is required in

Explain different modes of transfer of heat from one place to the other place along with example.

In which mode of transmission of heat do the particles of a medium move from one place to another place ?

Give reasons : As the sound wave propagates from one place to the other in air, the air itself is not required to move from one place to the other.

_______ is transmission of characters,from one generation to the next generation.