+A **phase change** is a physical process where [Matter](/wiki/matter) transforms from one [State](/wiki/state) to another. This shift, often driven by the absorption or release of energy, reconfigures a substance without altering its chemical composition, like water turning to ice or steam.
+## See also
+- [Melting](/wiki/melting)
+- [Boiling](/wiki/boiling)
+- [Freezing](/wiki/freezing)
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