quantum mechanics - part 1: crash course physics #43 Published 7 years ago • 2M plays • Length 8:45 Download video MP4 Download video MP3 Similar videos 9:08 quantum mechanics - part 2: crash course physics #44 11:42:45 quantum physics full course | quantum mechanics course 12:03 what is quantum mechanics explained 14:20 all of physics explained in 14 minutes