How many meters per second are in 1 kilometer per hour?

1 kilometer per hour equals 0.277778 m/s.

How do I convert meters per second back to kilometers per hour?

Use the reverse converter: 1 meter per second equals 3.6 km/h.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert kilometers per hour to meters per second, multiply the value by 0.277777778.

m/s = km/h × 0.277777778

140 km/h × 0.277777778 = 38.89 m/s

Kilometer Per Hour (km/h): Used for road speed limits and vehicle speeds in most countries.
Meter Per Second (m/s): The SI unit of speed, used in physics, meteorology and sports science.

How do I convert kilometers per hour to meters per second?: To convert kilometers per hour to meters per second, multiply the value by 0.277777778.
How many meters per second are in 1 kilometer per hour?: 1 kilometer per hour equals 0.277778 m/s.
How many meters per second are in 10 kilometers per hour?: 10 km/h equals 2.77778 m/s.
How do I convert meters per second back to kilometers per hour?: Use the reverse converter: 1 meter per second equals 3.6 km/h.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.