AIR CONDITIONING


-There are there methods of making things cold by the transfer of heat:
*Conduction
*Conduction
*Radiation

Conduction
-Conduction is the transfer of heat in rays.
When you heat one side of a steel bar,the other side becomes warmer by condition.




Radiation
-Radiation is the transfer of heat in rays.
-Heat from the sun is transferred to the earth in rays.
-All objects that contain heat, radiate some heat.





Convection

-Convection is the transfer of heat by movement of warmer liquid or gas.