40m/s = 40 x 3600 m/hr = 144000m/h (3600 seconds in 1 hour)
...then divide by 1000 (1000m = 1km)
144000m/h = 144km/hr
To convert meters per second to kilometers per hour, you multiply the speed in meters per second by 3.6. Therefore, if a car is traveling at 12 meters per second, it is traveling at 12 × 3.6 = 43.2 kilometers per hour.
2.1
300,000,000 meters per second.(or 300,000 kilometers, or 186,282 miles, or 1,490,256 furlongs)
Yes, it's traveling at 129,6 kilometers per hour. c:
10.2888888 is the speed in meters per second of a ship traveling at 20 knots.
6.32766667 meters per second ==
If you traveled 100 meters in 30 seconds, then you would be traveling at 3.333... meters per second, or 200 meters per minute, or 12 kilometers per hour (7.45 miles/hour).
To convert kilometers to hours, we need to know the speed at which you're traveling. For example, if you're traveling at a speed of 60 kilometers per hour, it would take you 62.05 hours to cover 3723 kilometers. If you have a different speed in mind, simply divide 3723 by that speed to find the time in hours.
Just divide the distance by the time. The answer, of course, is in meters/second (meters per second). If you want to convert this to kilometers per hour, multiply the number of meters/second by 3.6.
The speed of the car is 96 kilometers per hour.
speed or velocity. Both have the unit of measurement in "distance" per unit "time". For example m/s (meters per second) or mph (miles per hour)
The speed of light is 299,792,458 meters (186,282 miles) per second, when it's traveling through vacuum (nothing). When it's traveling through material media (something), the speed is always less than that, and depends on what the specific substance is. How to measure this speed is another whole subject.