***Please Note***The YouTube videos have been sorted into playlists and lists the most recent videos first.  Click on Playlists and choose either Physics 112 and Physics 122. Videos; Peter MacDonald - YouTubePhysics 112Speed of Sound equations: physics112_sound_notes_nov30.pdfProblems 34 - 37 on page 19 in your physics_112_problem_set.pdfphysics112_sound_notes_nov29.pdfphysics112_standingwaves_nov29.pdfPhysics 122Projectile Motion: physics122_angled_projectiles_nov30.pdfQuestions 5 - 9 on page 20 of the physics_122_problem_set.pdfhorizontal launch notes: physics122_horizontal_projectiles_nov29.pdfPg 20 # 1 - 4 of the physics_122_problem_set.pdf