The 220 yard race has been replaced with the 200 meter race although it is about 222 yards long; the 440 yard race has been replaced with the 400 meter race; and the 1,500 meter race has replaced the mile.
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Only three countries still cling to the "English" system, whereas the whole world uses metric. The SI units were established in 1960 as part of a review of the metric system used at the time; it uses metric units because it is the current version of the metric system.
Metric.
A meter is metric.
"Metric conversion" refers to the change from English units of measurement to metric units.
In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.