Q:

How long is a kilometer?

A:

Quick Answer

A kilometer is equal to 1,000 meters or 0.62137 miles. This is the primary measure of large distances throughout most of the world, though the United States still uses the mile as its standard.

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Full Answer

Officially, the definition of a meter is the length of the path travelled by light in a vacuum during a time interval of 1/299,792,458 of a second. Therefore, the official definition of a kilometer is ten times that distance, which happens to be 1,000 meters. For a real world comparison, imagine Central Park in New York City. It is 849 meters wide — just short of a kilometer — and approximately 4 kilometers long.

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Related Questions

  • Q:

    One kilometer equals how many meters?

    A:

    One kilometer equals 1,000 meters. In the International System of Units, physical quantities are represented by specific SI units. A prefix is added to represent larger and smaller multiples of each unit. The prefix "kilo" means 1,000.

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  • Q:

    How far is 5k in miles?

    A:

    Since a kilometer is equal to 0.62 miles, 5 kilometers is the metric equivalent of 3.1 miles. Races of 5 kilometers are popular, especially for beginners just starting to run, and are usually easy to find within a reasonable distance.

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  • Q:

    How far is a kilometer in miles?

    A:

    One kilometer is equal to 0.6214 miles. Multiplying the number of kilometers by 0.6214 reveals the equivalent number of miles. For example, a 5-kilometer race is equal to approximately 3.11 miles; likewise a 10-kilometer race covers 6.22 miles.

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  • Q:

    How far is 5,000 meters?

    A:

    The distance of 5,000 meters, also called 5 kilometers, is 3.10686 miles or 16,404 feet. Meters often are used to measure distance in running competitions and ocean depth. The metric system is the standard measurement system currently used in the majority of nations, excluding the United States, Myanmar and Liberia.

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