This publication is one of the many Instructional materials developed for the Project Physics Course. These materials include Texts, Handbooks, Teacher Resource Books, Readers, Programmed Instruction Booklets, Film Loops, Transparencies, 16mm films and laboratory equipment. Development of the course has profited from the help of many colleagues listed in the text units.
Read more at http://ebookee.org/Project-Physics-Course-Text-and-Handbook-Unit-2-Motion-in-the-Heavens_1051273.html#V2227rWXSgjzWskA.99