You are presented with the question "How does soil move in the air?" and the following answer choices: 
- Slow.
 - roots
 - Wind
 - It follows the sun
 - porous
 - slow
 - Birds
 - Thunderstorms

Now knowing that being exposed to wind can cause erosion of soil and erosion Soil erosion is the detachment and movement of soil materials by wind or water, choose the best answer.


 

   Wind      