Since a kilometer is equal to 1000 meters, there is 0.001 kilometer in one meter. A kilometer is the unit of length used in most countries to measure substantial distances.
A meter is the metric system?s fundamental unit of length. It is defined as 1/299,792,458 of the distance that light travels in a vacuum during one second. A meter was initially planned to be equivalent to 1/10,000,000 of the distance from the equator to the pole measured on a meridian.
The term "kilometer" originated in France in the early 1800s. The term "meter" has French and Greek origins and was created in the late 1700s.