How many meters are in one kilometer?

One kilometer is defined as a unit of length in the metric system that is equivalent to 1,000 meters. The metric system is based on powers of ten, making conversions straightforward. Since a kilometer is a larger unit than a meter, it encompasses a total of 1,000 individual meters. Thus, when converting kilometers to meters, you multiply the number of kilometers by 1,000 to arrive at the correct value. Therefore, when asked how many meters are in one kilometer, the answer is indeed 1,000. This unit conversion is fundamental in many fields, including science and everyday measurements.