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Converting m to km -
Converting km to m

Convert meters to kilometers and vice versa


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Meters and Kilometers

Both meters and kilometers are units of length or distance in the metric system, which is the most widely used system for scientific and everyday measurements worldwide.


The meter (m) is the base unit of length in the International System of Units (SI). It is defined as the distance that light travels in a vacuum during a time interval of 1/299,792,458 of a second. In everyday life, the meter is often used to measure distances and heights. Think of the height of a person, the width of a room, the length of a field, and so on.


The kilometer (km) is a derived unit in the SI system, equal to 1,000 meters. The kilometer is often used for larger distances, such as the distance between cities or the length of a route.

Relationship between meter and kilometer

Because the kilometer is a derived unit from the meter, the relationship between these two units is very simple: 1 kilometer equals 1,000 meters,

1 kilometer = 1000 meters

and conversely, 1 meter is equal to 0.001 kilometers.

1 meter = 0.001 kilometer

This makes converting between meters and kilometers relatively simple.

For example, if a runner runs a marathon, which is traditionally 42.195 kilometers long, this means that he or she has covered a distance of 42,195 meters.

The use of the correct unit - meter or kilometer - depends on the context and purpose of the measurement. For shorter distances, it is often more convenient to express the measurement in meters, while for longer distances kilometers are usually used.

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