Foot per second

The foot per second is a way to measure how fast something moves. It tells us how many feet something travels in one second. This unit helps us understand speed in everyday life, like how quick a runner is or how fast a bicycle moves.

We can also use feet per second to talk about velocity, which is speed with a direction. For example, if a ball rolls east at 5 feet per second, we know both how fast it moves and the direction it is going.

In the world’s most common measuring system, called the International System of Units, the unit for speed is the meter per second. But in some countries, people still use feet and seconds, so foot per second remains very useful. Some common ways to write this unit are ft/s, fps, and ft s⁻¹.

Conversions

(* = approximate values)

A foot per second is a way to measure speed. It tells us how many feet something travels in one second. Another way to measure speed is using meters per second. This is part of the International System of Units (SI). These two ways of measuring speed can be changed into each other to help us understand distances and times better.