Difference between revisions of "Physical Change"
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A change in which the atoms or molecules in a substance stay the same.<ref>Wile, Jay L. ''Exploring Creation With Chemistry''. Apologia Educational Ministries, Inc. 1998.</ref> | A change in which the atoms or molecules 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. | ||
==References== | ==References== | ||
<references/> | <references/> | ||
Revision as of 20:02, April 18, 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
- ↑ Wile, Jay L. Exploring Creation With Chemistry. Apologia Educational Ministries, Inc. 1998.