**Full name:** metre/second

**Plural form:** meters/second

**Symbol:** m/s

**Alternate spelling:** metres/second

**Category type:** speed

**Scale factor:** 1

The SI derived unit for speed is the meter/second.

1 meter/second is equal to 1 m/s.

Valid units must be of the **speed** type.

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Metre per second (U.S. spelling: meter per second) is an SI derived unit of both speed (scalar) and velocity (vector quantity which specifies both magnitude and a specific direction), defined by distance in metres divided by time in seconds.

One metre per second is roughly the speed of an average person walking.

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