Energie: introductie middelbare school deel 2b soorten sommen

Round 5 held Urs Wyder as possibly unofficial; round 6 read its video descriptions and uploader details and found it is the lecturer's/institution's own channel (Urs Wyder records his own physics/math lectures, expert content). Title passed the strict checks; oEmbed verified.

A 10-minute video from Urs Wyder: “Energie: introductie middelbare school deel 2b soorten sommen”.

Video by Urs Wyder, played through YouTube's embedded player.