You are presented with the question "How do flashlights produce light?" and the following answer choices: 
- energy
 - direct energy
 - By being plugged into the wall
 - Using magnets
 - Batteries
 - energy usage
 - adding heat
 - Solar power

Now knowing that aflashlight requires a source of electricity to produce light and electricity flows when a battery is connected to an object like a watch, toy, or flashlight, choose the best answer.


 

     Batteries    