| − | The [[friction]] that exists between surfaces when neither surface is moving relative to the other.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>
| + | '''Static fricion''' is the [[friction]] that exists between surfaces when neither surface is moving relative to the other.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> |