Enter any two of speed, distance and time to solve the third for uniform-motion problems, with selectable speed units.
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Uniform motion | v = s / t; s = v·t | Kinematics — basic relation |
速度、距离、时间是运动学中最基础的三量关系。本工具支持根据任意两个已知量快速求解第三个量。