Salman Khan, the principal behind the Khan Academy material, understands something very important that emanates throughout all of his lectures whether they be on calculus, projectile motion, or thermodynamics: There is a difference between knowing the na
Physics from Khan Academy 立即播放 视频列表 默认排列09:38 81 Spring potential energy example (mistake in math)-360p 上传者:易学easypass 10:02 82 Introduction to Harmonic Motion-360p 上传者:易学easypass 09:45 83 Harmonic Motion Part 2 (calculus)-360p 上传者:易学easypass...