Feet per Second Unit | All you need to know

Feet per second (ft/s, ft/sec, foot/sec, feet/sec) measures speed as distance in feet covered in one second. Ballistics, projectile motion calculations, and American sports use feet per second for measuring baseball pitch speeds and football throw velocities. Physics calculations in English-speaking educational institutions and engineering work in countries using imperial units often reference feet per second. The unit remains standard in the American military, law enforcement, and historical technical documentation. Learn more about feet per second.