Richard Phillips Feynman
Six Not-So-Easy Pieces, Lecture 1: Vectors
1961
techno

#    Title    Time    Info  
1 Today I want to introduce you to ... symmetry in physical law. 6:11
2 The question is, if Joe knows Newton's laws ... 5:41
3 Let's find out whether the same game with Joe and Moe works agai... 6:01
4 "And this is cos(theta) dx dt." 5:59
5 Suppose there are another quantity ... 5:44
6 And it has an interesting property you can immediately see from 5:38
7 Is the velocity vector and it's in the direction of motion ... 6:00
8 But in addition when it's changing its speed, there's a tangenti... 11:25
9 Kinetic energy. Another example of a dot product is ... 5:28
Total time 52:38