Page 1 of 3 in Universal Gravity
This text is meant to accompany class discussions. It is not everything there is to know about planetary motion. It is meant as a  prep for class. More detailed notes and examples are given in the class notes, presentations, and demonstrations (click here.)
Click here to view the reading questions for this topic.
Worksheet
Worksheet
Acrobat

Worksheet Collection (Acrobat File)
Worksheet Special Inverse Square Worksheet
Worksheet
Notes (Web Page)
Acrobat
Notes (Acrobat File)
Worksheet Some selected answers to problems.

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Presentation
Kepler's Laws Presentation Includes example problems.
Presentation
Newton's Universal Law of Gravity Presentation Includes the inverse square law, universal gravity and solved examples when applying this to orbital motion.
Online quiz
Online Pre-Test #1
Remember this is only a sampling of the test questions.
Online quiz Online Pre-Test #2: This pretest only asks questions about how to use the inverse sqaure relationship to solve ratio problems.
  Some answers to selected worksheet problems.

Reading about Kepler's Laws
Reading Reading and Questions: Newton's Law of Universal Gravity
REading Reading and Questions: "Towards Understanding Gravity"
Mastery Assignment
   

by Tony Wayne ...(If you are a teacher, please feel free to use these resources in your teaching.)