Altimeter, al TIHM uh tuhr or AL tuh mee tuhr, is an instrument that measures altitude. Aircraft and some satellites are equipped with altimeters. Mountain climbers, surveyors, and scientists also use altimeters.
Altimeter, al TIHM uh tuhr or AL tuh mee tuhr, is an instrument that measures altitude. Aircraft and some satellites are equipped with altimeters. Mountain climbers, surveyors, and scientists also use altimeters.