**Please Note**Videos & Peter MacDonald - YouTubeThe 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.Physics 112Today we watched videos and demos of standing waves in 1, 2, and 3 dimensions.physics112_wave_interference_nov26.pdfWaves and Sound test scheduled for next Wednesday, Dec. 5.physics_112_waves_notes_nov_13_2012.pdfWaves - Problems 1 - 24 (1-10 should already be completed) on page 17 o f your physics_112_problem_set.pdfSee below for lab videos you've taken.Physics 122Momentum and Torque test is Wednesday, Nov. 28.Read Chapter 7.6 - 7.7 of total_physics.pdf for worked examples of net torque questions.torque_practice_-_all_types.pdfTorque: physics_122_torque_nov_13_2012.pdftorque_worksheet_solutions.pdf