Question

Differentiate between conduction, convection and radiation?

Answer 1

	Properties	Conduction	Convection	Radiation
1	Material Medium	Essential	Essential	Not Essential
2.	Molecules	Do not leave their mean position	More bodily from one place to another	Medium does not play any part
3	Transfer of heat	Can be in any direction along any part	Only vertically upward	In all direction in straight lines
4	Speed of transfer of heat	Slow	Rapid	Fastest with the speed of light.