'''Cloud condensation nuclei''' are small [[sub-atomic particle|particle]]s that [[water vapor]] condenses on to form [[cloud]]s.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> | '''Cloud condensation nuclei''' are small [[sub-atomic particle|particle]]s that [[water vapor]] condenses on to form [[cloud]]s.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> |