Answer:
Ref
Washing machine
Tv
Electrifan
Solar
Ref the soure of energy is the machine
Wasing machine source of power or machine
Tv source of electricity
Electric fan soure of electricity
Solar source of sun
The function of ref is use to cool or freezes the food or your meat or fish
The function of washing machine is for washing your clothes and other
The function of tv is to watch
Function is to have a air
Function of solar is to use in outside
