Which describes a characteristic of water is responsible for frost wedging?

1.Water evaporates as it is heated
2.Water condenses as it is heated
3.Water contracts as it freezes
4.Water expands as it freezes

1 answer

The characteristic of water that is responsible for frost wedging is:

  1. Water expands as it freezes.

When water freezes, it expands, which can cause cracks in rock and other materials, leading to the process of frost wedging.