Units of speed are always a unit of length per unit of time. Different units of length and time may be chosen depending on the situation. This makes it easier to read the measurements. For example, ...

An underrated feature in Google Maps is the ability to measure the distance between two or more points. It can aid tremendously with planning, whether you’re aiming to walk or go on a road trip.

Difference between distance and displacement: Humans generally not aware of the difference between distance and displacement and thus use these terms interchangeably. But scientifically, these terms ...