Fact 1: Aswitch is used to start the flow of current in an electrical circuit.

Fact 2: Electric power is ready to use at the flip of a switch.

Given the two facts above, answer the question "what gives electric power" with the following options: 
- televisions
 - heat energy
 - energy
 - current flow
 - kinetic energy
 - engines
 - weather
 - air conditioners


 

    current flow     