Feynman's QED lecture in NZ 1

This is the first of four video's that Richard Feynman made in New Zealand on Qunatum Electrodynamics and other physics topics.



1). How is heat and sound explained?





2). Do Newton's laws of motion work to describe atoms? What theory does work to describe atoms?





3). What doesn't quantum electrodynamics (QED) explain?





4). What does QED explain?





5). Is light a particle or a wave?





6). What did you like most about this video?





7). Did you understand this video?