1100 feet
Update: You're just about right. Technically, though, it's a little over:
761 miles = 4018080 feet
1 hour = 3600 seconds
~1116 constitutes supersonic flight at sea level
The speed of sound depends on the medium through which it is passing.
In air, sound travels at roughly 1080 ft per second. This varies with temperature and pressure.
In fresh water, sound travels at nearly 5,000 ft per second. Again, this will vary with temperature, pressure, and dissolved solids.
6x 10^10
340.29 meters per second at sea level.
depends on several factors. the speed of sound is 343 meters per second (1,125 feet/s). This equates to 1,236 kilometers per hour (768 mph), or about one kilometre in three seconds and about one mile in five seconds.
One knot equates to about 1.687 feet per second.
1 Mile per Hour = 1.46666666666667 Feet per Second80 Miles per Hour = 117.33333333333333 Feet per second
1125
1,100 feet per second = 66,000 feet per minute
2191.21 meters per second.
At the temperature of 20 degrees Celsius the sound travels 343 meters in one second or 1125.328 feet in one second. That is 20580 meters in one minute or 67523 feet in one minute.
100 feet per second.
14.66 feet per second.
77.73 feet every second.
At 20 mph, a car is moving at about 29.3 feet per second.
22 feet per second.
30.8 feet in one second.
44 feet per second.
About 73.3 feet per second at 50 mph.