Richard Phillips Feynman
Six Not-So-Easy Pieces, Lecture 4 - Relativistic Energy and Mome...
1961
techno

#    Title    Time    Info  
1 'In this lecture I want to continue to discuss...' 5:42
2 'In other words, whether a thing is measurable or not, is not...... 6:05
3 'As a consequence of relativity.' 6:02
4 'And how fast is the object inside the spaceship going...' 6:03
5 'But that the sideways component of the velocity is no longer w.... 5:59
6 'Now the next thing to do is to notice that this thing can be...... 5:57
7 'So v is u, and w is zero.' 5:58
8 'Last time we demonstrated that it was a result of this equation... 5:51
9 'So the two mw's equal to m. So if I take m and take away...' 7:32
10 'And momentum is mass times velocity so you need two velocities 1:28
Total time 55:06