foot per second

{{Short description|Unit of speed}}

{{Infobox unit

| name = foot per second

| image =

| caption =

| standard = Imperial, United States customary units

| quantity = speed

| symbol = ft/s, fps

| units1 = m/s

| inunits1 = 0.3048

| units2 = mph

| inunits2 = 0.6818

| units3 = kn

| inunits3 = 0.5925

| units4 = km/h

| inunits4 = 1.0973

}}

The foot per second (plural feet per second) is a unit of both speed (scalar) and velocity (vector quantity, which includes direction).{{cite web|url=http://whatis.techtarget.com/definition/foot-per-second-ft-s-or-ft-sec|title=What is foot per second (ft/s or ft/sec)? - Definition from WhatIs.com|work=WhatIs.com}} It expresses the distance in feet (ft) traveled or displaced, divided by the time in seconds (s).{{Cite web|url=https://www.aqua-calc.com/what-is/speed/foot-per-second|title=What is a speed unit foot per second (ft/sec)?|publisher=Aqua-Calc|access-date=2018-06-02}}

The corresponding unit in the International System of Units (SI) is the meter per second.

Abbreviations include ft/s, fps, and the scientific notation ft s⁻¹.