A '''scalar quantity'' is a physical measurement that does not contain directional information<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>, as opposed to a [[vector quantity]].
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A ''scalar quantity'' is a physical measurement that does not contain directional information<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref>, as opposed to a [[vector quantity]].
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An example of a scalar is temperature. Note, however, that the change in temperature is a vector.