Understanding speed units
Speed measures how quickly an object moves over a certain distance. Different countries and industries use different units to express speed.
Common speed measurements
Kilometers per hour are widely used in most countries, miles per hour are common in the United States and United Kingdom, meters per second are used in science and knots are used in aviation and maritime navigation.
Why speed conversions matter
Speed conversions are useful for travel, transportation, engineering, sports, aviation and scientific calculations where different measurement systems are involved.