420 meters per second equals 42000 centimeters per second |
420 meters per second equals 1377.952756 feet per second |
420 meters per second equals 1511.987904 kilometers per hour |
420 meters per second equals 816.4217402 knots |
420 meters per second equals 420 meters per second |
420 meters per second equals 939.5132427 miles per hour |