Velocity point-measurements

Short definition of Velocity point-measurements (Name of wikipage)
Lengthy text to explain what this variable means...could add citations.

This is the common definition for Velocity point-measurements, but other definitions may be discussed within the wiki.

I still cannot get the forms to appear, but the template works. For good measure, CynthiaBluteau (talk) 21:17, 27 April 2021 (CEST) is testing the citation function