Fact 1: Rocks interacting with wind over long periods of time causes weathering.

Fact 2: Hurricanes are made of wind.

Given the two facts above, answer the question "What causes weathering?" with the following options: 
- wildlife
 - evaporation
 - cotton
 - ocean water
 - light
 - salt and water.
 - hurricanes
 - erosion


 

       hurricanes  