| − | The process by which water passes from above the water table to below it.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>
| + | '''Percolation''' is the process by which [[water]] passes from above the [[water table]] to below it.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> |