You are presented with the question "what gives electric power" and the following answer choices: 
- televisions
 - heat energy
 - energy
 - current flow
 - kinetic energy
 - engines
 - weather
 - air conditioners

Now knowing that aswitch is used to start the flow of current in an electrical circuit and electric power is ready to use at the flip of a switch, choose the best answer.


 

    current flow     