Wind is used for producing electricity, and wind is caused because of pressure differences in the atmosphere. Given these facts, what can be used to produce electricity among the following options:
- Something that generates electricity
 - an automobile engine
 - The bending of a ray of light
 - Something caused by pressure differences
 - that material's properties
 - energy of moving objects
 - series of enzyme-mediated reactions
 - Faulting of rocks in the crust


 

    Something caused by pressure differences     