MOTION
Speed
Linear speed for travel, wind and physics.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Resultft/s → cm/sConvert foot per second to centimetre per second
EVERYDAY · ENGINEERING · SCIENCE
Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.
Linear speed for travel, wind and physics.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a foot per second value to calculate centimetre per second with full internal precision before display rounding.
Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.
| Unit | Symbol | Converted value |
|---|---|---|
| metre per secondfrom ft/s | m/s | Interactive |
| centimetre per secondfrom ft/s | cm/s | Interactive |
| foot per secondfrom ft/s | ft/s | Interactive |
| kilometre per hourfrom ft/s | km/h | Interactive |
| mile per hourfrom ft/s | mph | Interactive |
| knotfrom ft/s | kn | Interactive |
| kilometre per secondfrom ft/s | km/s | Interactive |
| speed of light in vacuumfrom ft/s | c | Interactive |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.