Fact 1: Awindmill converts wind energy into electricity primarily by using mechanical energy.

Fact 2: Windmills are machines operated by windpower.

Given the two facts above, answer the question "What does windpower get converted into?" with the following options: 
- magnet
 - energy
 - direct energy
 - wind
 - water
 - energy usage
 - electricity
 - animal transport


 

       electricity  