<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31361782</termId><termName>velocity</termName><termType>PT</termType><termNote><![CDATA[ The rate at which the position of something changes. It is a vector quantity, taking into account direction. ]]></termNote><termCreatedDate>2026-03-30 20:37:37</termCreatedDate><relation><relationType>BT</relationType><termId>31327492</termId><termName>dynamics</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31361777</termId><termName>speed</termName><termType>PT</termType></relation></term>  </Zthes>