Astronomy “The Growth of Astrophysical Understanding”Questions Description Instructions: Read Harwit, Martin, “The Growth of Astrophysical Understanding”, Physics Today, Vol. 56, No. 11, November 2003, pp.38-43. Then answer the following questions. 1. Establish the credibility and caliber of the source. 2. What was the author’s intent for this passage? 3. According to the author why did it take until the 17th century for discoveries leading to the heliocentric model to come about? Do you agree or is there a superior explanation? 4. What does the author feel is the role of theoretical predictions? 5. What new 21st astrophysical tools will increase our understanding of astrophysics in the coming years?