• Ice wedging is common where water goes above and below its freezing point.
  • This can happen in winter in the mid-latitudes or in colder climates in summer.
  • When liquid water changes into solid ice, it increases in volume.
  • If you leave the can in the freezer too long, the liquid expands so much that it bends or pops the can.
  • Most substances get smaller when they change from a liquid to a solid.
  • When the temperature is warm, water works its way into cracks in rock.
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