250 km per hour = 0.04315 miles per second.
Six miles per second is the same as 21,600 miles per hour or 34,760 kilometers per hour.
293.2 miles per hour.
Very fast. It is equal to 18,000 miles per hour.
216,000 miles per hour.
250 km per hour = 0.04315 miles per second.
Six miles per second is the same as 21,600 miles per hour or 34,760 kilometers per hour.
293.2 miles per hour.
Very fast. It is equal to 18,000 miles per hour.
216,000 miles per hour.
186,282 miles a second 299,792,458 meters a second 670,616,629.4 miles an hour
670,616,629.3844 miles per hour 186,282.39705122 miles per second Now THAT'S fast!
15.0 feet per second is equivalent to: 10.23 miles per hour.
About two miles per hour.
67.10809 miles/hour 108 km /hour
Very fast - about 3,746.9 miles per hour.
At 550 miles per hour, it would be .15 miles per second.