A velocity, in meters per second

Example · High school

Terms

Term	This example	Why
physical dimension	$[v] = \mathsf{L} \mathsf{T}^{-1}$
vector	✓	A velocity is a vector because it is an arrow in space, with units of length per time.
covector	✗	A velocity, in meters per second, is not a covector, because it does not take a vector and return a number.

Distinctions using this example

• Vector vs. covector

All examples · All distinctions · All definitions