You are presented with the question "What can convert battery energy into light?" and the following answer choices: 
- incandescent light bulbs
 - motors
 - focusing a lens
 - an electron lens
 - generators
 - speakers
 - hydrogen and oxygen
 - Firecrackers

Now knowing that an incandescent light bulb converts electricity into light by sending electricity through a filament and additional electricity is stored in the battery, choose the best answer.


 

 incandescent light bulbs        