kilometre per hour
Also known as kilometers per hour, kilometres per hour, kph, kmh, kilometer per hour, km per hour, km/hr, kmph
unit of speed
AI overview
A kilometre per hour (km/h) is a measurement that tells you how far something travels in one hour, expressed in kilometres. It matters because it's a practical way to describe and compare speeds in everyday life, like how fast a car is going or how quickly a person can run.
AI-generated from the Wikipedia summary — may contain errors.
Article
The kilometre per hour (SI symbol: km/h; non-SI abbreviations: kph, kmph, km/hr) is a unit of speed, expressing the number of kilometres travelled in one hour.
History