(1) Pages 39-40
(2) Pages 40a-40b
(3) Page 40c
Read these "Notes on Gravity" first before watching the next video.
If you can print it, do so.
(Don't just skim it in 30 seconds-read it!)
(5) Refer to pages 41, 42 in Lab Manual. They're data sheets we would use for an in-class lab if we were on campus.
(6) Page 45a
(7) Pages 41-45
For those of you who are having some difficulty with conversions (seconds to years, years to seconds, etc.) here's a lesson on the topic from the Physics course.
Also, I've included a brief instruction sheet, also from the Physics course.
Now that we've had a more in-depth discussion about gravity - and Newton's cannon - here's a humorous short story from the Golden Age of science fiction. Enjoy!
Additional content on these topics: