Mid-term_1_Review

Mid-term_1_Review - Mid-Term 1 Review Covers Chapters 1-6...

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Mid-Term 1 Review Covers Chapters 1-6 Does not cover Labs Review my Lecture Notes and End-of-Chapter Summaries in the book Study all Homework sets done to date Make sure you know the correct answers Check out the sample questions in the Notes Mid-term is just like homework! Please read the questions very, very carefully to be sure you understand what is being asked
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Big Picture Scientific Method: confronting theory with experiment and observation => best way to develop new knowledge Know modern, big picture , view of the universe and Earth’s place within it –> Earth, solar system, Milky Way, Local Group, Local Supercluster, Universe Scale model of the Solar System: 10 billion to one reduces Sun to size of grapefruit. Know the size and location of Earth: ballpoint at 15 m from grapefruit Age of the universe model compresses 13.7 billion years into one calendar year: Sun and Earth formed only in September; modern man shows up only in last 60 s before midnight on December 31 Speed of light = 300,000 km/s (670 million mph) LIGHT-YEAR : the distance light travels in 1 year, almost 6 trillion miles; use Scientific Notation e.g. 9.46 x 10 12 km Nearest star is 4.2 light-years away; like two grapefruits, one in LA and the other in Washington, DC
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Mid-term_1_Review - Mid-Term 1 Review Covers Chapters 1-6...

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