1. While You are Reading? What are any words or phrases I don’t understand? – Circle What should I be trying to “get” from this reading. - Underline

2. Context Clues Does the reading define or explain any of the words I don’t know? Define or explain those words or phrases now!

3. Comprehension Questions What is the importance on Newton’s Principia? Summarize the first law of motion. Provide your own illustration of the first law. What prevents inertia from being a “perfect” principle? What is the difference between Newton’s “inertia” and Aristotle’s “natural place?”