Ice wedging is when ice causes rocks to crack by expanding in openings, and freezing water expands cracking and breaking the rocks. Given these facts, ice wedging is when freezing water expands and what among the following options:
- a delta
 - breaks rocks
 - closes schools
 - freezes gas
 - destroys toys
 - erosion
 - solid, liquid, gas
 - near the shoreline


 

  breaks rocks       