'''Pressure''' is defined as the [[force]] per unit [[area]] exerted on a surface.<ref>Wile, Dr. Jay L. ''Exploring Creation With Chemistry''. Apologia Educational Ministries, Inc. 1998</ref> | '''Pressure''' is defined as the [[force]] per unit [[area]] exerted on a surface.<ref>Wile, Dr. Jay L. ''Exploring Creation With Chemistry''. Apologia Educational Ministries, Inc. 1998</ref> |