古典力学（座標と速度）

Round-10 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events) and provenance check passed; strict per-title check + final strict pass; oEmbed verified.

A 6-minute video from 小林チャンネル: “古典力学（座標と速度）”.

Video by 小林チャンネル, played through YouTube's embedded player.