You are presented with the question "How is converted energy into light energy rated?" and the following answer choices: 
- energy
 - unique
 - heat
 - good
 - watts
 - parsec
 - kilojoule
 - kinetic energy

Now knowing that alight bulb converts electrical energy into light energy when it is turned on and light bulbs are rated in Watts, choose the best answer.


 

     watts    