What is convection How Does it Occurs?
CONVECTION=
THE TRANSFER OF HEAT IN WHICH MOLECULES OF MEDIUM ACCTULLY MOVE TO THE SOURCE OF HEAT AND OBSERVE HEAT AND MOVE AWAY TI IS CALLED CONVENTION
CONVECTION OCCURS =
CONVECTION OCCURS IN LIQUDS AND GASES ONLY BECAUSE THEIR MOLECULES CAN MOVE FREELY THE MOLECULES
OF THE SOLIDS CANNOT MOVE FREELY THERE FORE CONVECTION IS NOT POSSIBLE IN SOLIDS.
WRITE BY=MUHAMMAD HAMZA HASAN