| − | An instrument used to measure [[atmospheric pressure]], often used in [[weather]] stations, and also in [[altimeters]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>
| + | A '''barometer''' is an instrument used to measure [[atmospheric pressure]], often used in [[weather]] stations, and also in [[altimeters]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> |