- Electric devices require electrical energy to function
- Household appliances are a kind of electric device
- Hence, household appliances require electrical energy to function

- Household appliances require electrical energy to function
- Solar cells convert solar energy into electrical energy
- Hence, the energy absorbed by solar cells will be used on powering household appliances

Hence, the energy absorbed by solar cells will be used on powering household appliances
Solar cells absorb energy from the sun. In order to use this energy to power household appliances, solar cells must convert the absorbed energy to
- Electric devices require electrical energy to function 
- Solar cells convert solar energy into electrical energy 
- Household appliances are a kind of electric device