For our final day of school before Winter Break, we learned the content of Lesson 41 through Episode 6 of Neil deGrasse Tyson’s version of Cosmos. In addition to briefly explaining receptor-site theory, the episode also explains, indirectly, why water isn’t wet (electron repulsion). Students should complete Lesson 41 textbook problems 1-8 over the break (p. 211).
The Art of Science 