Difference between revisions of "Physical Change"

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A change in which the [[atom]]s or [[molecule]]s in a substance stay the same.<ref>Wile, Jay L. ''Exploring Creation With Chemistry''. Apologia Educational Ministries, Inc. 1998.</ref>
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Some examples include changes in the state of matter: melting ([[solid]] to [[liquid]]), evaporation ([[liquid]] to [[gas]]) and [[sublimation]].  Many times, dissolution is also a physical change, such as when [[salt]] is dissolved, as the [[water]] can be evaporated.
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==References==
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<references/>
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[[Category:Physics]]

Revision as of 20:10, July 28, 2007

A change in which the atoms or molecules in a substance stay the same.[1]

Some examples include changes in the state of matter: melting (solid to liquid), evaporation (liquid to gas) and sublimation. Many times, dissolution is also a physical change, such as when salt is dissolved, as the water can be evaporated.

References

  1. ↑ Wile, Jay L. Exploring Creation With Chemistry. Apologia Educational Ministries, Inc. 1998.