kilometers
Usually kilometers.
The official metric (SI) unit for length is the meter. For long distances, such as the distance between towns or cities, the kilometer (1000 meters) is commonly used.
mile kilometer
kilometers
Kilometers
Usually kilometers.
kilometers
Kilometer (km).
The official metric (SI) unit for length is the meter. For long distances, such as the distance between towns or cities, the kilometer (1000 meters) is commonly used.
Km
mile kilometer
Meters
kilometers
Kilometres
The answer depends on the scale of the measurement. Distances between cities is measured in kilometres. But a kilometre is no good for measuring the distance between consecutive peaks in a light wave. Here a nanometre is more appropriate.
Kilometre, or kilometer, which is 1,000 meters.